The unit price is the price per item or per unit of measure.

A 4-pound bag of rice costs $3.44. What is the unit price?

Divide the total cost by the number of pounds.

$3.44 ÷ 4 = $0.86

The unit price is $0.86 per pound.

Find the unit rate.

A 9-kg bag of mangoes for $13.5 = $ per kg