mommyme mommyme

26-10-2016
Mathematics

contestada

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 seoncds

Respuesta :

Аноним Аноним

26-10-2016

the answer is d.480

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[tex]\frac{0.07b^3m+7}{\left(\frac{1}{5}b^{m-1}\right)}[/tex]