Answer:
Shirley earns atleast $7.43 doing chores each day .
Step-by-step explanation:
As given
Shirley has earned $148 doing chores, but she wants to have earned at least $200 by the end of the week.
If she does chores every day for the next 7 days and earns the same amount each day .
Let us assume that the same amount each day be x .
Equation becomes
Amount Shirley earns + 7 × x ≥ Total amount Shirley wants to earn
Put all the values in the formula
148 + 7x ≥ 200
7x ≥ 200 - 148
7x ≥ 52
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Therefore Shirley earns atleast $7.43 doing chores each day .
