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1.

A 5 cm cube is cut into as many 1 cm cubes as possible. What is the ratio of the surface area of the original cube to that of the sum of the surface areas of all the smaller cubes?(A) 2:3(B) 1:5(C) 2:7(D) 1:8

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2.

A sheet of paper in square shape is rolled along its length to make it a cylinder. What is the ratio of the base radius to the side of the square?(A) 5/2π(B) 3/2π(C) 2/π(D) 1/2π

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3.

How many liters of water can filled in a tank of length, breadth and height of 4m,3 m and 1.5 m respectively?(A) 20000 lt.(B) 18000 lt.(C) 22000 lt.(D) 16000 lt.

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