16. The ratio of two numbers is 11:9.
Their sum is 180. Find the numbers.
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Answer:
11x + 9x = 180
==> 20x = 180
==> x = 180/20
therefore, x = 9
11x = 11 × 9 = 99
9x = 9 × 9 = 81
Hope it helps you!!
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