QUESTION:
Which ratio is greater in each of the following paris of ratios : 3 : 4 or 5 : 7
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with explanation please.
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Answer:
3:4 is greater in the paris of ratios : 3 : 4 or 5 : 7.
Explanation:
We can write the the ratios as 3/4 and 5/7
The LCM (Least Common Multiple) is their product as they are co-primes
3×7/4×7 ,5×4/7×4
21/28 ,20/28
21/28 is greater than 20/28
Thus, 3:4 is greater than 5:7.
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