Question

use a proportion

Answer 1

A car travels 106 miles on 4 gallons of gas. How far can it go on a full tank of 12 gallons?

Answer 2

ok so to to this you are you going put 106/4 and set it equal to x/12 so you end up with
106/4=x/12

Answer 3

then do 106*12/4 to solve for x

Answer 4

318

Answer 5

Ernie is a baseball pitcher. He gave up 34 runs in 152 innings last season. What is Ernie’s earned run average—the number of runs he would give up in 9 innings? Give your answer accurate to two decimal places.

Answer 6

(34 runs /152 innings )=(run/9inn)
cross and multipfly have
[(34)*(9)]/152
now you can use caculator to solve

Answer 7

2.0