Question

Identify any missing information that is needed to answer each question. Then choose a reasonable quantity and write an expression for each problem. After you have written the expression, evaluate it using mental math or some other method.



A: You receive $24 for washing cars. How much do you earn per hour?


B: You buy 5 silocone baking molds at a craft store. How much do you spend?

Answer 1

A: you need to know how many cars you wash an hour. A reasonable amount would be five cars an hour making the equation 24•5=120$

B: you need to know how much the baking molds cost, a reasonable amount would be 7.50, the equation would be 7.50•5=37.5

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Answer 2

Answer:

A: you need to know how many cars you wash an hour. A reasonable amount would be five cars an hour making the equation 24•5=120$

B: you need to know how much the baking molds cost, a reasonable amount would be 7.50, the equation would be 7.50•5=37.5