Question

In an effort to reduce her monthly cell phone bill, Hannah talked 50 fewer minutes this month than the previous month. If this represents an 8% reduction in talk time, how many minutes did Hannah talk on her cell phone the previous month?

Answer 1

your question boils down to:
50 is 8% of what number?

Answer 2

8% -------> 50
100% -----> x

x= 50*100/8

Answer 3

translate directly in to math
50 is 8 % of what number
50 means 50
is means =
8% means .08
of means times
"what number" make a variable i choose x
\(50=.08\times x\)
we solve by \(x=50\div .08\)