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asambeis [7]
3 years ago
8

A repairman charges $40.50 per hour. this can be written as $40.50x.evaluate this expression if he works for 5 hours.

Mathematics
2 answers:
sammy [17]3 years ago
7 0
I think the answers 3 if your lolking so see hkw much he earns in 5 houers
crimeas [40]3 years ago
3 0
To solve this equation, all you need to do is plug in the amount of hours the repairman works for x.  

So, when the repairman works for 5 hours, 40.50x=40.50(5).

When you multiply 40.50*5, you get 202.5.

When you convert this back to dollars and cents, your final answer is $202.50.

If the repairman works for 5 hours, then he will earn/charge $202.50.

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6. Leo earns $16/h as a gardener in a city
Katen [24]

a) He will earn $584 for working 36 hours.

b) He will earn $656 for working 39 hours.

c) He will earn $728 for working 42 hours.

Step-by-step explanation:

Amount per hour = $16

Time and a half means 1.5 times more than the original payment.

Therefore, above 35 hours, the earning for one hour,

Extra time per hour = 16*1.5 = $24

A) 36 h

For the first 35 hours, he will get $16 per hour, therefore,

Amount of 35 hours = 35*16= \$560

Amount of one hour = $24 (as calculated above)

Total = 560+24 = $584

He will earn $584 for working 36 hours.

B) 39 h

39 h = 35h + 4h

Amount of 35 hours = $560

Amount of extra 4 hours = $24*4 = $96

Total = 560+72 = $656

He will earn $656 for working 39 hours.

C) 42 h

42 h = 35h + 7h

Amount of 35 hours = $560

Amount of extra 7 hours = 24*7 = $168

Total = 560+168 = $728

He will earn $728 for working 42 hours.

Keywords: addition, multiplication

Learn more about addition at:

  • brainly.com/question/7888686
  • brainly.com/question/8224301

#LearnwithBrainly

7 0
4 years ago
Write an equation for the line that is parallel to the given line and that passes through the given point.y = –6x + 2; (–1, 2) y
iogann1982 [59]

6x – 8y______________________________________

4 0
3 years ago
How can I solve and check for 12>2x-8=15?
makkiz [27]
Solve by isolating x, check by plugging in the value you got for x in the original equation
8 0
4 years ago
Read 2 more answers
The human resource department at a certain company wants to conduct a survey regarding worker benefits. The department has an al
Mama L [17]

Answer:

Explained below.

Step-by-step explanation:

The human resource department at a certain company wants to conduct a survey regarding worker morale. The department has an alphabetical list of all 4,502 employees at the company and wants to conduct a systematic sample of size 50.

Systematic sampling is a kind of probability sampling method in which individuals from a larger population are nominated according to a random initial point and a static, periodic interval.

(a)

A sample of size 50.

Then the value of <em>k</em> will be: k=\frac{4502}{50}=90.04\approx 50

Thus, the value of <em>k</em> is 90.

(b)

Label the employees from 1 to 4502.

And select every 90th employee.

So, the individuals who will be administered the survey are:

90th, 180th, 270th,...

7 0
3 years ago
Factor completely 625x^4– 81
olga55 [171]

Answer:

(25x^2+9)(5x+3)(5x-3)

Step-by-step explanation:

625x^4-81=(25x^2+9)(25x^2-9)=(25x^2+9)(5x+3)(5x-3)

4 0
3 years ago
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