10. The ratio of the width to the length of a painting is 3 to 7.
If the painting is 42 in. long, how wide is it?
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Answer:
The ratio of the width to the length of a painting is 3 to 7.
The painting is 42 in. long
let the width be x
3: 7 = x: 42
3/7 = x / 42
3 * 42 /7 = x
18 in . = x (answer )
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Answered by
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Answer:
18 in
Step-by-step explanation:
Ratio = 3:7
Length of Painting= 42
Width =
Length = 7x = 42
x = 6
∴ Width = 3 × 6
=18 in.
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