Mathematics Mcqs — Test 46
Page 1 of 3
Question 1
The sides of a cube are in the ratio 1:2 the ratio of their volume is__________?
Question 2
The diameters of two spheres are in the ratio 1:2 what is the ratio of their surface area?
Question 3
If the sides of a cube are in the ratio 4:3. What is the ratio of their diagonals?
Question 4
A rectangular courtyard, the sides of which are in the ratio of 4:3, cost Rs.600 for paving at 50 p per m2; find the length of the diagonal of the courtyard?
Question 5
How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?
Question 6
A room is 15m long, 4m broad and 3m height. Find the cost of white washing its four walls at 50p per m2 ?
Question 7
The ratio of the volumes of a cube to that of the sphere which will fit inside the cube is________?
Question 8
The dimensions of an open box are 52, 40 and 29 cms. Its thickness is 2 cms. If 1 cm3 of metal used in the box weighs 0.5 gms, the weight of the box is________?
Question 9
A river 2m deep and 45 m wide is flowing at the rate of 3 kmph the amount of water that runs into the sea per minute is?
Question 10
A tank 3 m long, 2 m wide and 1.5 m deep is dug in a field 20 m long and 14 m wide. If the earth dug out is evenly spread out over the field, the level of the field will raise by nearly?