60 discs each of diameter 21 cm and thickness 1/3 cm are stacked one a – McqOptions

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1.	60 discs each of diameter 21 cm and thickness 1/3 cm are stacked one above the other to form a right circular cylinder. What is its volume in m3 if π = 22/7?
A.	4.25 × 10-2
B.	8.05 × 10-3
C.	6.93 × 10-3
D.	7.62 × 10-2
Answer» D. 7.62 × 10-2

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