The area of the cardboard(in cm2) needed to make a box of size 25 cm * 15 cm * 8 cm will be__________?
A. 1390 cm2
B. 695 cm2
C. 1280 cm2
D. 1220 cm2
Volumes · Easy · 3 weeks ago
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Volumes
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?
A. 0.299 cm
B. 0.29 cm
C. 2.98 cm
D. 4.15 cm
Volumes · Easy · 3 weeks ago
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?
A. 4500 M3
B. 27000 M3
C. 3000 M3
D. 2700 M3
Volumes · Easy · 3 weeks ago
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________?
A. 8.56 kg
B. 7.76 kg
C. 7.756 kg
D. 6.832 kg
Volumes · Easy · 3 weeks ago
The ratio of the volumes of a cube to that of the sphere which will fit inside the cube is________?
A. 4:3
B. 4:2
C. 4:4
D. 6: π
Volumes · Easy · 3 weeks ago
A room is 15m long, 4m broad and 3m height. Find the cost of white washing its four walls at 50p per m2 ?
A. Rs.60
B. Rs.57
C. Rs.55
D. Rs.52
Volumes · Easy · 3 weeks ago
How many meters of carpet 50cm, wide will be required to cover the floor of a room 30m * 20m?
A. 1000
B. 600
C. 2400
D. 1200
Volumes · Easy · 3 weeks ago
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?
A. 25 m
B. 35 m
C. 45 m
D. 50 m
Volumes · Easy · 3 weeks ago
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