A rectangular sheet of 0.5 cm thickness is made from an iron cube of side 10 cm by hammering it down. The sides of the sheet are in the ratio 1 : 5. Find the largest side of the sheet.
A.100 cm
FeedbackSides = x and 5x Now vol. of rectangle = vol. of cube x * 5x * (0.5) = 10*10 *10 Solve, x = 20 Largest side = 5x = 5*20 = 100 cm
B.72 cm
C.20 cm
D.50 cm
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