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dedylja [7]
4 years ago
6

I need help photo attached

Mathematics
1 answer:
nika2105 [10]4 years ago
6 0
We know that the ratio is 3:5
We need to know:
 3      9
---  = ---
 5      ?
Multiply means and extremes.
3x = 9*5
3x = 45
Divide and solve:
x = 45/3
x = 15

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