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olganol [36]
3 years ago
13

How to Solve with all the steps (5×2)÷70-8

Mathematics
2 answers:
kherson [118]3 years ago
6 0
(5*2)/70-8
= 10/70-8
= (1/7)-8
= -55/7
= -7.86

krok68 [10]3 years ago
5 0
Using order of operations PEMDAS you first multiply 5 * 2 to get 10 then divide 10 by 70 to get rougly 0.14 and then subtract it by 8 to get -7.86 roughly. <span />
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<u>Question 1 </u>

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Hourly Rate = 8.20 dollars per hour.

Gross Pay = (Total Work) x (Hourly Rate) = 12 x 8.20 = 98.40 dollars.

Hence, option D is correct i.e. 98.40 dollars.

<u>Question 2 </u>

Mikey worked 8 hours on Wednesday, 6 hours on Thursday and 7 hours on Friday.

Total Work = 8+6+7 = 21 hours.

Gross Pay = 187.95 dollars.

Hourly Rate = (Gross pay)/(Total work) = (187.95)/21 = 8.95 dollars per hour.

Hence, option A is correct i.e. 8.95 dollars per hour.

<u>Question 3 </u>

Nina's Hourly Rate for first 40 hours = 12.25 dollars per hour.

Overtime rate for after first 40 hours = 1.5 x 12.25 = 18.375 dollars per hour.

Total work = 46 hours.

Gross Pay = (Hourly rate)x(first 40 hours) + (Overtime rate)x(Excess time after first 40 hours)

Gross pay = (12.25 x 40) + (18.375 x 6)

Gross pay = 490 + 110.25

Gross pay = 600.25 dollars.

Hence, option A is correct i.e. 600.25 dollars.

<u>Question 4 </u>

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Hence, option B is correct i.e. 20%

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Since they both share Leg DC, their hypotenuse should be congruent to use this proof.

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