The wheel of an engine 20 decimetres in circumference makes 16 revolut – McqOptions

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1.	The wheel of an engine 20 decimetres in circumference makes 16 revolutions in 4 seconds. The speed of the wheel (in Km/hour) is
A.	2.88
B.	28.8
C.	14.4
D.	1.44
Answer» B. 28.8

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