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photoshop1234 [79]
3 years ago
10

How do I solve this ​

Mathematics
2 answers:
timurjin [86]3 years ago
8 0

Answer:

4 hours

Step-by-step explanation:

120-72=48

48÷12=4

Murljashka [212]3 years ago
4 0

Answer:

4

Step-by-step explanation:

The total amount was $120.

A portion of the $120 was for parts.

The rest of the $120 was for service. Service cost $12 per hour.

Start with $120.

Subtract $72 to find the amount spent on service.

$120 - $72 = $48

$48 was spent on service.

The service costs $12 per hour.

$48/($12/hour) = 4 hours

Answer: 4 hours

Check:

$72 in parts + 4 hours * $12/hour = $72 + $48 = $120

4 hours is correct.

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X-0.8x=72
0.2x=72 /0.2
X = 360
3 0
2 years ago
1. what is the distance between -3 and -5 ?<br>2. what is the distance between -5 and -3 ?​
Naddik [55]

Answer:

-2 for both questions

Step-by-step explanation:

6 0
2 years ago
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Question 3: A small window in a barn is shaped like a parallelogram. The height of the window is half the length of the base of
Masja [62]

Answer:

The answer is B (60)

Step-by-step explanation:

The formula for area is L x W, since they claim the base is 12in and even state teh length is 10in all that is needed is to multiply 12 x 10 to get 120. The area of the window is 120 inches. and half of 120 is 60 Area articulates  the space occupied by a flat shape or the surface of an object. The answer is B

5 0
3 years ago
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a sequence has a first term of 2 and a constant ratio of _3/2 what are the first five terms of the sequence
soldi70 [24.7K]
This is a geometric sequence with a=2, r= -3/2.
Therefore,
a₁ = 2
a₂ = 2*(-3/2) = -3
a₃ = 2*(-3/2)² = 9/2 = 4.5
a₄ = 2(-3/2)³ = -27/4 = -6.75
a₅ = 2(-3/2)⁴ = 81/8 = 10.125

Answer:
In fractions, the first five terms are
     2, -3, 9/2, -27/4, 81/8
In decimals, the first five terms are
     2.000, -3.000, 4.500, -6.750, 10.125


5 0
3 years ago
A railroad crossing sign has a diameter of 30 inches. what is the area of the sign?
Anna007 [38]

Answer:

706.5m^2

Step-by-step explanation:

The sign is a circle

Area of a circle is (pi)r^2

d = 30 in -> r = d/2  = 30/2 = 15

Area = 3.14 x (15)^2 = 706.5m^2

5 0
2 years ago
Read 2 more answers
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