Question

A strobe light flashes 240 times in 2 minutes. After how many seconds does the strobe light flash one time?

a. 0.25 second
b. 0.5 second
c. 120 seconds
d. 480 seconds

Answer 1

If you divide 240 by 2 you get 120. Then you divide 60 by 120 and you get 0.5.


So your answer is B. 0.5

Answer 2

change the 2 minutes to seconds=120 seconds.then divide 120 by 240=0.5 seconds. Option B