Three City buses leave the bus stop at 9.00 A.M. Bus A returns in every 30 minutes, Bus B returns in every 20 minutes and bus C returns in every 45 minutes. At what time all the buses will all return at the same time to the bus stop?

Three City buses leave the bus stop at 9.00 A.M. Bus A returns in ever

1.	Three City buses leave the bus stop at 9.00 A.M. Bus A returns in every 30 minutes, Bus B returns in every 20 minutes and bus C returns in every 45 minutes. At what time all the buses will all return at the same time to the bus stop?
A.	0.54166666666667
B.	12 : 00 Noon
C.	0.79166666666667
D.	0.97916666666667
Answer» C. 0.79166666666667

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Three City buses leave the bus stop at 9.00 A.M. Bus A returns in every 30 minutes, Bus B returns in every 20 minutes and bus C returns in every 45 minutes. At what time all the buses will all return at the same time to the bus stop?

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