Ratio of males to females in village ‘A’ and village ‘B’ is 9:10 and 7:8, respectively and number of females in village ‘B’ is 25% more than that in village ‘A’. Find difference between number of males in villages ‘A’ and ‘B’ if number of males in village ‘B’ is 700.
Number of females in village ‘B’ = 8/7 × 700 = 800 Number of females in village ‘A’ = 800/1.25 = 640 Number of males in village ‘A’ = 9/10 × 640 = 576 Desired difference = 700– 576= 124
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