Subject :IMO Class : Class 10
A person earns 15% on an investment but losses 10% on another investment. If the ratio of the two investments be 3 : 5, then what is the gain or loss on the two investments taken together?
A 1.625% loss
B 13.125% gain
C 13.125% loss
D None of these
Ans 1:
Class : Class 7