Question

kyland buys 0.2 ounces of lavender oil costing 18.75 an ounce she also buys 0.3 ounces of lemon oil costing 15.90 a pound if she uses a coupon for 5 of her order how much will her purchase cost?

Answer 1

$3.52

Explanation:

Lavender oil: $18.75/oz

Lemon oil: $15.90/oz

0.2 × $18.75 + 0.3 × $15.90 - 5 = $3.75 + $4.77 - $5 = $3.52