Answer:
A. 7.25
B. 22.5
Step-by-step explanation:
A. How much does the cashier earn per hour?
As we can see on the double number line, in two hours, the cashier earns 14.5 dollars. So, that's for 2 hours, we need to find for 1 hours, that means we just have to divide 14.5 by 2.
14.5÷2=7.25
So, 7.25 is your answer for A.
The cashier earns 7.25 dollars for an hour of work.
B. How much does the cashier earn if she works for 3 hours?
Because we know that the cashier earns 7.5 dollars per hour of working, we should just Multiply 7.5 by 3. as so...
7.5×3=22.5
So, 22.5 is your answer for B.
The cashier earns 22.5 Dollars for working for 3 hours.
So, 22.5 is your answer for B.
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