Ration == stocks/ ( stocks + bonds)
Ratio increased so either stock increased or denominator decreased.
Insuff
2. stock + bonds increased ..
it can be bonds which increased
so insuff
But combining both
stocks have to increase so as to make 1 & 2 true...
Hence IMO C
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GMATPrep Q1
Source: Beat The GMAT — Data Sufficiency |
Nsharma,
Refer to
https://www.manhattangmat.com/forums/ove ... -t598.html
Emily,one of the Manhtatan gmat instructors has provided an excellent explanation. This way we can all understand more about ratios also....
Regards,
Cramya
Refer to
https://www.manhattangmat.com/forums/ove ... -t598.html
Emily,one of the Manhtatan gmat instructors has provided an excellent explanation. This way we can all understand more about ratios also....
Regards,
Cramya
Different approach with numbers:
Refer to parallel chase's explanation here:
https://www.beatthegmat.com/gmat-prep-ratio-t14023.html
Refer to parallel chase's explanation here:
https://www.beatthegmat.com/gmat-prep-ratio-t14023.html
















