1. The current ages of Sonali and Monali are in the ratio 5 : 3 Five years from now, their ages will be in the ratio 10 : 7 Then, Monali’s current age is
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By: anil on 05 May 2019 02.19 am
Let current ages of Sonali and Monali are $$5x$$ and $$3x$$ years respectively. According to ques, => $$frac{5x+5}{3x+5}=frac{10}{7}$$ => $$35x+35=30x+50$$ => $$35x-30x=50-35$$
=> $$5x=15$$ => $$x=frac{15}{5}=3$$ $$ herefore$$ Monali’s current age = $$3 imes3=9$$ years => Ans - (A)
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=> $$5x=15$$ => $$x=frac{15}{5}=3$$ $$ herefore$$ Monali’s current age = $$3 imes3=9$$ years => Ans - (A)