Question

Jill drives 75 1/3 miles every hour how many miles can Jill drive in 8 3/4 hours

Answer 1

He drives 75 1/3 miles in 60 mins

8 3/4 hours is 525 mins

75 1/3 divided by 60 is 1 1/4 miles per minute

1 1/4 x 525 mins = 659.16666667 miles

Answer 2

Jill can drive$659\frac{2}{12} miles$ in $8\frac{3}{4} hours$ .

What is unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

What is mixed fraction?

A fraction represented with its quotient and remainder is a mixed fraction.

How to convert mixed fraction into improper fraction?

First, multiply the whole number with the denominator of the proper fraction. Add the numerator of the proper fraction to this product to obtain the numerator of the improper fraction.

According to the given question

Distance covered by Jill in one hour = $75\frac{1}{3} =\frac{226}{3}miles$

Therefore,

distance covered by Jill in $8\frac{3}{4} hours$ =  $\frac{226}{3}$ × $\frac{35}{4}$            $(8\frac{3}{4} = \frac{35}{4})$

distance covered by jill in $\frac{35}{4} =$ $\frac{7910}{12}$ = $659\frac{2}{12}$  miles  

Hence, Jill can drive $659\frac{2}{12} miles$  in $8\frac{3}{4}$ hours.

Learn more about unitary method here:

https://brainly.com/question/22056199

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