1. If P : Q : R = 6 : 7 : 8 and R : S = 3 : 5, then what is P : S?
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By: anil on 05 May 2019 02.04 am
Given = $$P:Q:R=6:7:8$$ ---------(i) and $$R:S=3:5$$ ------------(ii) Multiplying equation (i) by 3 and equation (ii) by 8, we get : => $$P:Q:R=18:21:24$$ and $$R:S=24:40$$ Since, R is same in both, => $$P:S=18:40=9:20$$ => Ans - (B)
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