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question_answer1)
The area of a circle is A. Find its circumference.
A)
\[2\pi A\] done
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B)
\[2\sqrt{\pi A}\] done
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C)
\[2\sqrt{\frac{A}{\pi }}\] done
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D)
\[2\sqrt{\frac{\pi }{A}}\] done
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question_answer2)
Which expression can be used to represent the perimeter or the given rectangle ABCD?
A)
\[9a+7b\] done
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B)
\[18a+2b\] done
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C)
\[20a-2b\] done
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D)
\[18a+b\] done
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question_answer3)
The figure given consists of two squares of sides 8 cm and 6 cm.
What is the perimeter of the figure?
A)
44 cm done
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B)
42 cm done
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C)
50 cm done
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D)
58 cm done
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question_answer4)
The area of an equilateral triangle is \[64\sqrt{3}\,sq.cm.\]Find is perimeter.
A)
32 cm done
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B)
48 cm done
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C)
64 cm done
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D)
72 cm done
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question_answer5)
If the area of a semi-circular plot is\[11088\,{{m}^{2}},\] what is its perimeter? \[\left( \text{TAke}\,\pi =\frac{22}{7}. \right)\]
A)
264 m done
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B)
432 m done
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C)
348 m done
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D)
452 m done
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question_answer6)
A tub weighing B kg when it is empty contains 6b kg of sawdust. If 4b kg of sawdust is used, what is the weight of the tub along with the remaining sawdust?
A)
(B + 2b) kg done
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B)
(B - 2b) kg done
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C)
(B x 2b) kg done
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D)
2(B + b) kg done
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question_answer7)
Look at the figure given.
Find the perimeter of the figure.
A)
31 cm done
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B)
38 cm done
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C)
32 cm done
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D)
30 cm done
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question_answer8)
Raju's office room measures 6 feet by 10 feet. His office is changed room that is 2 feet longer and 2 feet wider. How much more area will Raju have in his new office?
A)
4 sq. feet done
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B)
36 sq. feet done
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C)
60 sq. feet done
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D)
96 sq. feet done
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question_answer9)
If the ratio of areas of two circles is 16: 25, find the ratio of their circumferences.
A)
25: 16 done
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B)
5:4 done
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C)
4 : 5 done
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D)
3 : 5 done
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question_answer10)
Find the perimeter of a semicircle, if its radius is 2.1 m.
A)
7.7 m done
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B)
10.8 m done
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C)
2.8 m done
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D)
8.4 m done
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question_answer11)
ABCD is a rectangle of length 30 cm and breadth 25 cm. P, Q, R and S are midpoints of AB, BC, CD and AD respectively.
Find the area of the shaded region.
A)
\[375{{m}^{2}}\] done
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B)
\[~375\text{ }c{{m}^{2}}\] done
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C)
\[~475\text{ }{{m}^{2}}\] done
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D)
None done
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question_answer12)
In the given parallelogram, triangle A has an area of 37 sq. cm.
What is the area, of the parallelogram?
A)
18.5 sq. cm done
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B)
37 sq. cm done
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C)
55.5 sq. cm done
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D)
74 sq. cm done
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question_answer13)
If the radius of a circle is doubled by what percent is its area increased?
A)
300% done
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B)
200% done
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C)
150% done
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D)
50% done
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question_answer14)
The rectangle shown in the figure has length 15 cm and perimeter "P" cm.
Which equation could be used to find the width (w) of the rectangle?
A)
\[P=15+\frac{w}{2}\] done
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B)
\[P=15-w\] done
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C)
\[P=30+2w\] done
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D)
\[P=30-2w\] done
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question_answer15)
In the given figure, ABCDEF is a rectangle.
If AC = 20 cm and AF = 5 cm, find the area of the shaded regions.
A)
25 sq. cm done
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B)
50 sq. cm done
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C)
75 sq. cm done
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D)
cannot be determined until the position of B or E are known done
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question_answer16)
The line segments composing both the given shapes are all congruent. The perimeter of the triangle is 36 units.
What is the perimeter of the square?
A)
48 units done
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B)
24 units done
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C)
36 units done
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D)
40 units done
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question_answer17)
A rectangular piece of window screen is 1.75 feet. The packaging label says the screen is 42 sq. feet, what is the width of the screen?
A)
24.0 feet done
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B)
43.75 feet done
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C)
73.5 feet done
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D)
101.0 feet done
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question_answer18)
The area of a rectangular park is\[~2160\text{ }{{m}^{2}}.\] The length and breadth of the park are in the ratio 5:3. Find the cost of fencing the park at Rs. 3.50 per metre.
A)
Rs 585 done
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B)
Rs 687 done
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C)
Rs 690 done
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D)
Rs 672 done
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question_answer19)
A path of width 4 ms runs around and inside a square plot of side 33 m. Find the cost of levelling the path at the rate of Rs.1.50 per sq. m.
A)
Rs 525 done
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B)
Rs 728 done
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C)
Rs 960 done
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D)
Rs 696 done
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question_answer20)
A floral design on the floor of a building consists of 1000 tiles. Each tile is in the shape of a parallelogram of altitude 4 cm and base 6 cm. Find the cost of polishing the design of the rate of 90 paise per \[d{{m}^{2}}.\]
A)
Rs 324 done
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B)
Rs 216 done
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C)
Rs 340 done
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D)
Rs 440 done
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question_answer21)
A wire bent into a square has an area of 82 sq. cm. If it is bent into a semicircle, what is its area?
A)
\[70\text{ }c{{m}^{2}}\] done
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B)
\[77\text{ }c{{m}^{2}}\] done
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C)
\[72\text{ }c{{m}^{2}}\] done
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D)
\[64\text{ }c{{m}^{2}}\] done
clear
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question_answer22)
A wire bent into a circle of radius 42 cm is bent in the form of a rectangle whose sides are in the ratio of 6: 5. Find the smaller side of the rectangle.
A)
56 cm done
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B)
48 cm done
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C)
72 cm done
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D)
60 cm done
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question_answer23)
The radius of a wheel is 0.25 m. How many revolutions will it make to travel a distance of 11 km?
A)
8000 done
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B)
9000 done
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C)
7000 done
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D)
6000 done
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question_answer24)
If the perimeter of an isosceles right triangle is \[(6+3\sqrt{2})m,\]find the area of the triangle.
A)
\[3.2\text{ }{{m}^{2}}\] done
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B)
\[4.8\text{ }{{m}^{2}}\] done
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C)
\[~4.5\text{ }{{m}^{2}}\] done
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D)
\[6.4\text{ }{{m}^{2}}\] done
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question_answer25)
The dimensions of a room are 11.2 m by 9 m. The floor of the room is to be covered by marble tiles, each measuring 24 cm. Find the total number of tiles required.
A)
1750 done
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B)
2000 done
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C)
1425 done
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D)
1600 done
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question_answer26)
There are 4 semi-circular gardens on each side of a square-shaped pond of side 21 m. Find the cost of fencing the entire plot at the rate of Rs. 12.50 per metre.
A)
Rs 1250 done
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B)
Rs 1650 done
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C)
Rs 1050 done
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D)
Rs 1550 done
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question_answer27)
The figure given is the top view of a glass holder with a glass in it.
What is the perimeter of the glass holder?
A)
18 feet done
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B)
26 feet done
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C)
24 feet done
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D)
30 feet done
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question_answer28)
The deck of a ship is as shown in the figure.
If the deck has to be painted, how many litres of paint is needed?
A)
\[7000\,l\] done
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B)
\[6000\,l\] done
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C)
\[4800\,l\] done
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D)
\[56000\,l\] done
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question_answer29)
A rectangular white board in a class room is twice as long as it is wide. The area of the board is 32 sq. feet.
A)
6 feet done
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B)
4 feet done
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C)
3 feet done
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D)
8 feet done
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question_answer30)
Dinakar had a new tape roll of diameter 6 inches. After he used some of the tape, the diameter of the roll had decreased by \[\frac{1}{2}\] inch. Which of the following is closest to the circumference of the roll of tape after decrease?
A)
5.5 inches done
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B)
8. 65 inches done
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C)
17.27 inches done
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D)
18.84 inches done
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question_answer31)
Observe the laptop in the figure.
What is the area of the laptop screen?
A)
22 sq. inches done
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B)
44 sq. inches done
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C)
120 sq. inches done
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D)
144 sq. inches done
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question_answer32)
Manish bought a rectangular wooden picture frame. It has a perimeter of 130 inches and a width of 30 inches.
What is the height of the picture frame?
A)
35 inches done
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B)
32 inches done
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C)
40 inches done
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D)
100 inches done
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question_answer33)
In the figure given, PQRS and TURV are rectangles. The lengths shown in the figure are in centimetres. If the perimeter of the unshaded rectangle TURV is 32 cm, find the value of\[x.\]
A)
2 cm done
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B)
4 cm done
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C)
6 cm done
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D)
8 cm done
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question_answer34)
In the given figure, area of shaded square is A. All the horizontal and vertical lines meet at 90°. All horizontal lines are of equal length.
What is the area of the given figure?
A)
13 A done
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B)
\[12\,{{A}^{2}}\] done
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C)
\[24\,{{A}^{2}}\] done
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D)
\[13\,{{A}^{2}}\] done
clear
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question_answer35)
The figures show two play grounds in a school. The length of playground B is thrice that of playground A.
What is the perimeter (in m) of playground B?
A)
40 m done
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B)
60 m done
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C)
50 m done
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D)
30 m done
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question_answer36)
When asked to design a four sided flower garden with a perimeter of 24 feet, Jagdeesh made a 9 foot long by 3 foot wide rectangle. Mohan made a square that was 6 feet on a side. How much larger is the area of Mohan's garden that Jagdeesh's?
A)
6 sq. ft done
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B)
9 sq. ft done
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C)
12 sq. ft done
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D)
27 sq. ft done
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question_answer37)
Amulya saw the picture of 4 squares in her book.
Which of the given squares has an area equal to its perimeter?
A)
Z done
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B)
W done
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C)
X done
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D)
Y done
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question_answer38)
Madhu voluntered to fertilize the grass in a playground in his neighbourhood. The shaded part in the figure shows the grass - covered portion.
What is the area of the grass - covered portion of the playground?
A)
2140 sq. feet done
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B)
4580 sq. feet done
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C)
6000 sq. feet done
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D)
420 sq. feet done
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question_answer39)
A bulletin board in a class is 212 cm wide and 243 cm high. What is the perimeter of the bulletin board?
A)
980 cm done
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B)
900 cm done
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C)
1 km done
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D)
910 cm done
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question_answer40)
Monica wanted to apply wallpaper on one wall of her living room.
A roll of wallpaper covers approximetely 30 sq. feet. What is the minimum number of roots she needs to cover the entire wall excluding the window?
A)
2 done
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B)
5 done
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C)
6 done
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D)
7 done
clear
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