Question

a pet store sells dog food at the same price per pound. six pounds of dog food costs $18. alana needs to purchase 10 pounds of dog food. use the table to find the cost of 10 pounds of dog food. (tip: you can use the plus signs on the table to add more ratios.) | cost ($) | 18 | | | dog food (lb) | 6 | 10 |

Explanation:

Step1: Find price per pound

To find the price per pound, divide total cost by pounds. So, $\frac{18}{6} = 3$ dollars per pound.

Step2: Calculate cost for 10 pounds

Multiply price per pound by 10 pounds. So, $3\times10 = 30$.

Answer:

30