Question

check whether the following numbers are a propotion or not (a) 15,25,35,5 ,(b) 105, 145,7,9​

Answer 1

a) Product of extremes=15×5=75

Product of means=25×35=875

Hence,they are not in proportion

b) Product of extremes=105×9=945

Product of means=145×7=1015

Hence, they are not in proportion

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