UPSC CDS Math Ratio Proportion and Variation Questions

Effective investment of Y=600×12=₹7200
Amount of money withdrawn by X after 3 months =

2

7

×700=₹200
Investment of X after 3 months =700−200=₹500
Amount of money deposited by Xafter next 3 months =

3

5

×200=₹120
Investment of X after next 3 months =500+120=₹620
Effective investment of X =700×3+500×3+620×6
=₹7320
Profit share of X : Profit share of Y=7320:7200=61:60
∴ X's share of profit =

61

121

×726
=₹366