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Anton [14]
3 years ago
8

The ratio of books to magazines at jess house is 5:3 they are 21 magazines at jess house how many books are there?

Mathematics
2 answers:
TiliK225 [7]3 years ago
6 0
First, 5/3 = 1.6
21 x 1.6 = 34.99999999
But, when I put it in a calculator, the 1.6 was repeated so:
Round 34.99999999 to 35
35 books
mrs_skeptik [129]3 years ago
3 0
It's the same as writing them as fractions
\frac{5}{3} = \frac{x}{21}
x= books

Cross multiply.
5×21
And
3×x

105 = 3x
divide 3 on both sides

x=35
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Step-by-step explanation:

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