Question

If 15 gallon of gas is 51.30 dollars how much for 8 gallons

Answer 1

Answer: 27.36

Explanation:

First you have to divide the 51.30 by 15. Then you multiply the answer (3.42) by 8 and you get 27.36

Answer 2

`\bf \begin{array}{ccll} gallons&\$\\ \cline{1-2} 15&51.30\\ 8&x \end{array}\implies \cfrac{15}{8}=\cfrac{51.30}{x}\implies 15x=410.4 \\\\\\ x = \cfrac{410.4}{15}\implies x = 27.36`