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4 years ago

Two mechanics worked on a car. The first mechanic charged 105

Mathematics

2 answers:

den301095 [7]4 years ago

8 0

The 105 per hour mechanic worked for 10 hours and the other worked for 15. here's the math.

andrey2020 [161]4 years ago

6 0

The 105 per hour mechanic worked for 10 hours and the other worked for 15.

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Answer:

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Step-by-step explanation:

Given

$\frac{a-3}{15a}$ × $\frac{5}{a-3}$

Cancel the factor (a - 3) on the numerator and denominator

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If 40 is decreased by 80% what is the new amount

TEA [102]

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Step-by-step explanation:

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3 years ago

Does rebecca burn more than 400 calories per hour?Explain

ivann1987 [24]

t = 30a + 150 .

' t ' is the total cost of treatment.
' a ' is the number of appointments.
The $150 is paid only once.

I hope Pedro gets better fast. Poor little guy.
______________________________________

Oh, I see.
Now you're saying that she pays the $150 at every appointment.

So the equation is actually

<span>t = 180a</span>

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3 years ago