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The correct answer is A
A rectangular piece of copper foil of length 21 cm and area 924 cm2 is folded along its width to form a cylinder such that there is only one ...
Find the time taken by a pipe, which releases 400 m3 of water in a minute to fill an empty cylindrical tank of radius 20 m and height 14 m. [...
A field is 125m long and 15m wide. A tank 10m ×7.5m×6m was dug in it and the earth thus dug out was spread equally on the remaining field. The level o...
Find the time taken by a pipe, which releases 94.5 m3 of water in a minute to fill an empty cylindrical tank of radius 12 m and height 14 m. ...
If the word PHOTOGRAPH is spelt with ‘F’ in place of ‘PH', then what would be the percentage reduction in the number of letters?
Four persons ‘A’, ‘B’, ‘C’ and ‘D’ have different amounts with them. ‘D’ has twice amount th...
A well with 42 m inside diameter is dug 14 m deep. Soil taken out of it has been evenly spread all around it to a width of 21 m to form an embankment. F...
A race track is in the shape of a rectangle with length of 22 metres and area of 2200 m2. A car takes 20 seconds to make one lap around the p...
If the volumes of two cubes are in the ratio 343:64, then ratio of their edges is
A cone and a hemisphere have the same base radius and the same height. If the total volume of both is 2,160 cm³, find the radius.
