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Sergio039 [100]
2 years ago
7

9:12=15:______ I need the answer pls!

Mathematics
1 answer:
erma4kov [3.2K]2 years ago
7 0

Answer:

15:20

Step-by-step explanation:

We can simplify the ratio to 3:4

after doing that we can multiply both sides by 5 giving us

                          15:20   as our answer

Or you can cross multiply

9 : 12 = 15 : x

Now we have 9x = 180

divide both sides by 9 and we get

x=20

which would work giving us the ratio of                         9 : 12 = 15 : 20

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The youth group is going on a trip to the state fair. The trip costs $63. Included in that price is $13 for a concert ticket and
Pepsi [2]
Hey there!

63 =  13 + 2P  subtract 13 from both sides

50 = 2P          divide both sides by 2

25 = P 

So the cost of one pass = $25


Hope this helps!

7 0
2 years ago
Tim is painting his storage shed who buys 4 gallons of white paint and 3 gallons of blue paint meaning of each gallon of white p
LenKa [72]

Answer:

  $128.49

Step-by-step explanation:

4 gallons at $15.72 each is 4×$15.72 = $62.88

3 gallons at $21.87 each is 3×$21.87 = $65.61

The total purchase is ...

$62.88 +65.61 = $128.49

Tim will be spending $128.49 on paint.

5 0
3 years ago
Read 2 more answers
A walkway surrounds a rectangular garden. The width of the garden is 3 meters, and the length
rusak2 [61]

Answer:

You are given the width of the garden which is w= 8 feet

length of the garden which l= 6 feet

the width of the walkway is x

so for every side of the garden there is an x

so length overall would be 8+2x (length of garden + x one side + x other side)

and width overall would be 6 + 2x (width of garden + x of one side + x of other side)

area of rectangle is length*width

so the expression would be (8+2x)*(6+2x)

:))) smile....

I hope it is correct.

Step-by-step explanation:

5 0
2 years ago
Suzanne drives 180 miles in 3 hours. What is her average speed in miles per hour?
Nana76 [90]

Answer: 180 miles x 3 hours = 540

540/2 = 270

270 is the average speed

Step-by-step explanation:

7 0
2 years ago
Sum of three consecutive multiples of 6 is 648. One of these multiple is​
Ber [7]

Answer:

Let two consecutive multiples of 3 be x and (x+3)

A/q,

x * (x+3) = 648

➡ x² + 3x = 648

➡ x² + 3x -648 = 0

➡ x² + 27x - 24x -648 = 0

➡ x ( x + 27 ) -24 ( x +27)

➡ ( x - 24) ( x + 27)

➡ x = 24 and x = -27

so, we take x = 24.

Required multiples of 3

➡ x = 24

➡ x +3 = 24+3 = 27.

3 0
3 years ago
Read 2 more answers
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