Phy sci-sound? can u answer this ?

Question

if there are 15 cycles of a wave wthat has a frequency of 60hz what is the time required for each number of num of to occur cycle

Answer 1

I believe it's 4.0

Michael...

Answer 2

60 Hz  =  60 cycles per second, therefore  15 cycles occupy  ÃƒÂ‚¼ second and there will be  4 15-cycle periods in one second.

Does this answer the question ?