To Find:The number of pizzas that needs to be delivered to earn at least $20 in tips.
Answer to Problem 55SR
The number of pizzas to be delivered is 13.33.
Explanation of Solution
Given information:
Tips received on each pizza $1.50.
Calculation:
Let x be the number of pizzas that need to delivered.
Total tips = $20
Tips on 1 pizza = $1.50
So tips on x pizzas =
So according to the question
Isolate x by dividing 1.50 on both sides.
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