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A plumber charges a $25 flat rate. If he works for 6 hours, how much does he charge per hour if the total is $67?

Sagot :

Answer:7

Step-by-step explanation:(67-25) divided by 6

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Subtract the flat rate from the total first:

67-25 = 42

Now divide that by total hours:

42/6 = 7

Answer: $7 per hour