Question

Frank bought 10 pounds of dog food for $17. 50. At this rate how much would he pay for 15 pounds.

Answer 1

`\$26.25`

Explanation:

Price of 10 pounds of dog food is= $17.50

Price of 1 pounds of dog food is=
`\$(17.50)/(10)`

This implies that price of 15 pounds of dog food is=
`\$ (17.50)/(10)* 15`

Simplifying this, we obtain:

This implies that price of 15 pounds of dog food is=
`\$26.25`