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Question
Express the following ratio in the simplest form:
85 : 561
Solution
85:561 = `85/561=(85 ÷ 17)/(561 ÷ 17)=5/33` (As the H.C.F. of 85 and 561 is 17).
Since the H.C.F. of 5 and 33 is 1, the simplest form of 85:561 is 5:33.
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