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21.
How many bullets can be made out of a cube of lead whose edge measures 44 cm. each buulet being 4 cm in diameter?
- A.5361
- C.3478
- B.4260
- D.2541
- Answer
- Report
Answer : [D]
22.
Find the height of the cylinder whose volumes is 651 cube.meters and the area of the base 46.5 sq.m .
- A.32 m
- C.14 m
- B.24 m
- D.17 m
- Answer
- Report
Answer : [C]
23.
Find the length of the longest pole that can be placed in a room 12m long, 9m broad and 8 meters high.
- A.16 m
- C.17 m
- B.18 m
- D.15 m
- Answer
- Report
Answer : [C]
24.
The surface of a cube is 384 sq.m.Find its volume?
- A.250 cub.m
- C.400 cub.m
- B.500 cub.m
- D.512 cub.m
- Answer
- Report
Answer : [D]
25.
Find the radius of a circle whose area is equal to the sum of the area of three circles with radius 1m,8m,4m respectively?
- A.18 m
- C.9 m
- B.10 m
- D.7 m
- Answer
- Report
Answer : [C]
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