4th Class Mathematics Unitary Method Question Bank

done Self Test-7 Total Questions - 10

• question_answer1)
  There are 152 students in a class. Each of the students contributed Rs. 40 for planting trees around the school. If planting one tree costs Rs. 20, how many trees can be planted by the money collected from the students?
  A)
   208 done clear
  B)
   308 done clear
  C)
   304 done clear
  D)
   405 done clear
  E)
   None of these done clear
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• question_answer2)
  If 16 liters of petrol is consumed by a car in covering a distance of 4864 km, how many kilometers will it go in 32 liters of petrol?
  A)
   9728km done clear
  B)
   9600km done clear
  C)
   7280km done clear
  D)
   9715km done clear
  E)
   None of these done clear
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• question_answer3)
  If 15 books cost Rs. 2540, find the cost of 24 books.
  A)
  Rs. 4564 done clear
  B)
  Rs .4064 done clear
  C)
  Rs. 4625 done clear
  D)
  Rs. 4060 done clear
  E)
   None of these done clear
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• question_answer4)
  A car runs at  km/h. After 2 hours the speed of the car is increased by 7 km/h for 3 hours. Find the average speed of the car.
  A)
    done clear
  B)
    done clear
  C)
    done clear
  D)
    done clear
  E)
   None of these done clear
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• question_answer5)
  25 persons can finish a work in 16 days. How many persons are required to finish the work in 10 days?
  A)
   20 persons done clear
  B)
   30 persons done clear
  C)
   40 persons done clear
  D)
   50 persons done clear
  E)
   None of these done clear
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• question_answer6)
  There are 15 packets of pens. Each packet contains 24 pens. If cost of 4 pens is Rs. 25, find the cost of all pens contained by all 15 packets.
  A)
  Rs. 2250 done clear
  B)
  Rs. 2205 done clear
  C)
  Rs. 2520 done clear
  D)
  Rs. 2502 done clear
  E)
   None of these done clear
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• question_answer7)
  Jennifer makes 30 equilateral triangles of equal perimeter. She colors 24 triangles with red and remaining triangles with blue. Colouring 2 triangles with blue cost as much as colouring 3 triangles with red. If colouring 1 triangle with red costs Rs. 10, find the cost of colouring all triangles.
  A)
  Rs. 360 done clear
  B)
  Rs. 350 done clear
  C)
  Rs. 340 done clear
  D)
  Rs. 330 done clear
  E)
   None of these done clear
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• question_answer8)
  In a map, scale has been chosen as 2.5 cm = 25000 km to measure the distance. If distance between two cities A and B is 12.3 cm on the map. Find the actual distance between A and B.
  A)
   1230km done clear
  B)
   12300km done clear
  C)
   123000km done clear
  D)
   1230000km done clear
  E)
   None of these done clear
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• question_answer9)
  A car is running at a uniform speed of 130 km per hour. It has to cover the distance 910 km. After covering 520 km, the car has to stop at a place for half an hour due to traffic. By how much should speed of the car be increased such that it could compensate the wasted time?
  A)
   24km/h done clear
  B)
   26km/h done clear
  C)
   28km/h done clear
  D)
   30km/h done clear
  E)
   None of these done clear
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• question_answer10)
  33 workers can build a house in 14 days. How many days will 21 workers take to build a similar house?
  A)
   11 days done clear
  B)
   15 days done clear
  C)
   17 days done clear
  D)
   22 days done clear
  E)
   None of these done clear
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