Question
Ratio of males to females in village βAβ and village
βBβ is 4:5 and 19:20, respectively and number of females in village βBβ is 25% more than that in village βAβ. Find difference between number of males in villages βAβ and βBβ if number of males in village βBβ is 950.Solution
Number of females in village βBβ = 20/19 Γ 950 = 1000 Number of females in village βAβ = 1000/1.25 = 800 Number of males in village βAβ = 4/5 Γ 800 = 640 Desired difference = 800 β 640 = 310
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