A) 5 done clear
B) \[10\] done clear
C) \[-14\] done clear
D) \[12\] done clear
View Solution play_arrowA) 85 done clear
B) 64 done clear
C) 72 done clear
D) 40 done clear
View Solution play_arrowA) 30 done clear
B) 15 done clear
C) 10 done clear
D) 27 done clear
View Solution play_arrowquestion_answer4) Solve for \[x:6(3x+2)-5(6x-1)=6(x-3)-5(7x-6)+12x\]
A) -1 done clear
B) 1 done clear
C) 0 done clear
D) 2 done clear
View Solution play_arrowA) 21140 done clear
B) 21294 done clear
C) 21160 done clear
D) 31294 done clear
View Solution play_arrowA) 60 done clear
B) 40 done clear
C) 80 done clear
D) 120 done clear
View Solution play_arrowA) \[\frac{11}{3}cm\] done clear
B) \[\frac{22}{3}cm\] done clear
C) \[11cm\] done clear
D) \[10cm\] done clear
View Solution play_arrowquestion_answer8) A number whose seventh part exceeds its eighth part by 1, is _____.
A) 58 done clear
B) 56 done clear
C) 64 done clear
D) 68 done clear
View Solution play_arrowA) 53 done clear
B) 45 done clear
C) 92 done clear
D) 63 done clear
View Solution play_arrowA) \[-\frac{5}{8}\] done clear
B) \[\frac{5}{8}\] done clear
C) \[\frac{3}{8}\] done clear
D) \[-\frac{3}{8}\] done clear
View Solution play_arrowA) \[\frac{3}{2}\] done clear
B) \[\frac{4}{7}\] done clear
C) \[\frac{7}{3}\] done clear
D) \[\frac{9}{2}\] done clear
View Solution play_arrowA) 12 done clear
B) 15 done clear
C) 13 done clear
D) 11 done clear
View Solution play_arrowA) 16, 18 done clear
B) 14, 20 done clear
C) 15, 19 done clear
D) None of these done clear
View Solution play_arrowA) \[\text{10 }\!\!{}^\circ\!\!\text{ }\] done clear
B) \[\text{20 }\!\!{}^\circ\!\!\text{ }\] done clear
C) \[\text{30 }\!\!{}^\circ\!\!\text{ }\] done clear
D) \[\text{40 }\!\!{}^\circ\!\!\text{ }\] done clear
View Solution play_arrowA) 30 done clear
B) 32 done clear
C) 35 done clear
D) 28 done clear
View Solution play_arrowA) 500 done clear
B) 600 done clear
C) 700 done clear
D) 800 done clear
View Solution play_arrowA) 40 years done clear
B) 42 years done clear
C) 36 years done clear
D) 38 years done clear
View Solution play_arrowA) 240 done clear
B) 180 done clear
C) 144 done clear
D) 190 done clear
View Solution play_arrowA) 14 years done clear
B) 38 years done clear
C) 32 years done clear
D) 34 years done clear
View Solution play_arrowA) 12 km/hr done clear
B) 11 km/hr done clear
C) 13 km/hr done clear
D) 14 km/hr done clear
View Solution play_arrowquestion_answer21) Fill in the blanks.
(i) The solution of the equation \[ax+b=0\] is____. |
(ii) The shifting of a number from one side of an equation to other is _____. |
(iii) If a and b are positive integers then the solution of the equation \[ax=b\] has to be always _____. |
(iv) Linear equation in one variable has only one variable with power____. |
A)
(i) | (ii) | (iii) | (iv) |
\[x=b/a\] | Commutativity | Positive | 1 |
B)
(i) | (ii) | (iii) | (iv) |
\[x=-b/a\] | Commutativity | Negative | 2 |
C)
(i) | (ii) | (iii) | (iv) |
\[x=b/a\] | Transposition | Negative | 2 |
D)
(i) | (ii) | (iii) | (iv) |
\[x=-b/a\] | Transposition | Positive | 1 |
question_answer22) Which of the following statements is CORRECT?
Statement 1: \[X=\frac{1}{2}\] is the solution of \[\frac{(2x-3)}{4}-\frac{(2x-1)}{2}=\frac{x-2}{3}\]. |
Statement 2: \[x=\frac{63}{2}\] is the solution of \[\frac{2x-17}{2}-\left( x-\frac{x-1}{3} \right)=12\]. |
A) Only Statement-1 done clear
B) Only Statement-2 done clear
C) Both Statement -1 and Statement - 2 done clear
D) Neither Statement -1 nor Statement - 2 done clear
View Solution play_arrowquestion_answer23) State 'T' for true and 'F' for false.
I. An altitude of a triangle is five-third the length of its corresponding base. If the altitude be increased by 4 cm and the base be decreased by 2 cm the area of the triangle would remain the same. The base and the altitude of the triangle respectively is 12 cm and 20 cm. |
II. The perimeter of a rectangle is 140 cm. If the length of the rectangle is increased by 2 cm and its breadth decreased by 2 cm the area of the rectangle is increased by 66 sq. cm. The length and breadth of the rectangle respectively is 35 cm and 30 cm. |
III. The sum of two numbers is 2490. If 6.5% of one number is equal to 8.5% of the other number then one of the numbers will be 1411. |
A)
I | II | III |
F | F | F |
B)
I | II | III |
F | T | T |
C)
I | II | III |
T | F | F |
D)
I | II | III |
T | F | T |
question_answer24) Which of the following statements is INCORRECT?
A) Kusum buys some chocolates at the rate of Rs. 10 per chocolate. She also buys an equal number of candies at the rate of Rs. 5 per candy. She makes a 20% profit on chocolates and 8% profit on candies. At the end of the day, all chocolates and candies are sold out and her profit is Rs. 240. Therefore, Kusum buys 100 chocolates. done clear
B) A carpenter charged Rs. 2500 for making a bed. The cost of materials used is Rs. 1100 and the labour charges are Rs. 200/hr. So, the carpenter will work for 7 hours. done clear
C) On dividing Rs. 200 between A and B such that twice of A's share is less than 3 times B's share by 200. So, B's share is Rs. 120. done clear
D) Madhulika thought of a number, double it and added 20 to it. On dividing the resulting number by 25, she gets 4. Hence, the required number is 45. done clear
View Solution play_arrowquestion_answer25) Match the following.
Column - I | Column - II |
P. If \[\frac{5m}{6}+\frac{3m}{4}=\frac{19}{12},\] then \[m=\] | (i) \[\frac{1}{6}\] |
Q. If \[2x+\frac{3}{4}=\frac{x}{2}+1,\] then \[x=\] | (ii) \[36\] |
R. If \[\frac{z}{2}-\frac{3z}{4}+\frac{5z}{6}=21,\] then \[z=\] | (iii) \[\frac{27}{10}\] |
S. If \[\frac{y}{2}-\frac{1}{5}=\frac{y}{3}+\frac{1}{4},\] then \[y=\] | (iv) 1 |
A) P\[\to \](iii); Q\[\to \](iv); R\[\to \](i); S\[\to \](ii) done clear
B) P\[\to \](iv); Q\[\to \](ii): R\[\to \](iii): S\[\to \](i) done clear
C) P\[\to \](ii); Q\[\to \](i); R\[\to \](iii); S\[\to \](iv) done clear
D) P\[\to \](iv); Q\[\to \](i); R\[\to \](ii); 5\[\to \](iii) done clear
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