The Miller Family shares a cell phone plan. Last month, Jodie used 3/4 of the minutes. Her son Billy used 4/5 of the remaining minutes. What fraction of the minutes did Billy use?

The fraction of the minutes did Billy use = .

Step-by-step explanation:

Let x = Total minutes given in the plan.

Last month, Jodie used of the minutes.

Remaining minutes =

Billy used =  minutes

Fraction of the minutes used by Billy =

Hence, the fraction of the minutes did Billy use = .

70

step-by-step explanation:

2*5=10

4*15=60

60+10=

70

- 70

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