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topjm [15]
3 years ago
8

Express in the form 1 : n 4 : 12

Mathematics
2 answers:
kati45 [8]3 years ago
5 0

Answer:

n = 3

Step-by-step explanation:

1:n = 4:12

1/n = 4/12

Cross multiply.

4n = 12

n = 12/4

n = 3

Vesna [10]3 years ago
3 0

Answer:

1:3

Step-by-step explanation:

4:12 divides by 4 to give

1 : 3

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1 litre is approximately 1.75 pints, 1 gallon = 8 pints, calculate the approcimate number of gallons that are equal to 48000cm3
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Answer:

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Step-by-step explanation:

we know that

1,000\ cm^{3} =1\ l

1\ l=1.75\ pints

1\ gal=8\ pints

we have

48,000\ cm^{3}

step 1

Convert to liters

48,000\ cm^{3}=48,000/1,000=48\ l

step 2

Convert to pints

48\ l=48*1.75=84\ pints

step 3

Convert to gallons

84\ pints=84/8=10.5\ gal

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Kelley Katherine takes a trip to Paris. When she was standing near the 1063 foot tall Eiffel tower, she noticed that her shadow
alina1380 [7]

In order to complete this, we must write it as a ratio. This would look like: 2.4:5.25=x:1063. In order to solve for x, we must first divide 5.25 by 2.4, which I will mark as y, then we take y and divide it into 1063, giving us the answer of 485.94, rounded will give you 486. x now equals 486.

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