Question

Find the ratio of the increase in price to the original price.

$6.60 to ​$11.00 per case of 12 quarts

Answer 1

`\bf \cfrac{original\ price}{increased\ price}\qquad \cfrac{6.6}{11}\implies \cfrac{(66)/(10)}{(11)/(1)}\implies \cfrac{66}{10}\cdot \cfrac{1}{11}\implies \cfrac{6}{10}\cdot \cfrac{1}{1}\implies \cfrac{6}{10} \\\\\\ \cfrac{3}{5}\qquad 3:5`