The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes?
The diameters of two spheres are in the ratio 1:2 what is the ratio of their volumes?
A. 3:4
B. 9:16
C. 1:8
D. 4:3
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The edge of three cubes of metal is 3 dm, 4 dm and 5 dm. They are melted and formed into a single cube. Find the edge of the new cube?
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D. 6 dm
33 + 43 + 53 = a3 => a = 6Area of a square with side x is equal to the area of a triangle with base x. The altitude of the triangle is:________?
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C. 11
D. 13A reduction of 20 % in the price of sugar enables a purchaser to obtain 3kg more for Rs. 120. The original price of sugar per kg is:________?
A reduction of 20 % in the price of sugar enables a purchaser to obtain 3kg more for Rs. 120. The original price of sugar per kg is:________?A. Rs. 15
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C. Rs. 10
D. Rs. 8