2 numbers are in the ratio 2:7 if the sum of the number are 81 find the numbers
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Answered by
3
18 and 63
2x+7x = 81 (given)
9x = 81
x = 9
2x = 18
7x = 63
2x+7x = 81 (given)
9x = 81
x = 9
2x = 18
7x = 63
Answered by
2
2x+7x=81
9x=81
x=9
2x=2×9=10
7x=7×9=63
9x=81
x=9
2x=2×9=10
7x=7×9=63
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