Sample Papers
18. Vasanta makes biscuits. The amount of mixture required to make one biscuit is 8 cu cm. Before it
rolled into a sphere. After the biscuit is cooked, the biscuit becomes a cylinder of radius
(The increase in volume is due to air being trapped in the biscuit)
A
B
SC С
DE F
Diagram I
Diagram II
The cross-section of the box is regular hexagon, containing 7 biscuits, arranged in Diagram
Three of the biscuits are shown in Diagram II.
O is the centre of the hexagon and of the middle biscuits. B is the point where two biscuits t
box
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