cat 2013 and xat 2014

I am going to post all imp questions on ratio and proportion today27th,28th,29th: percentages30th 31st 1st profit n loss n this will continue each topic will be here for 3 days and after 5-6 days will start of with verbal questions Let…

I am going to post all imp questions on ratio and proportion today

27th,28th,29th: percentages
30th 31st 1st profit n loss
n this will continue
each topic will be here for 3 days
and after 5-6 days will start of with verbal questions
Lets start with the preparation !!!


a:b=c:d
then find the value of (a^2+b^2)/(c^2+d^2)


A crew can row a certain course up the stream in 84 mins;they can row down the same course down stream in 9 mins less than they can row in still water.How long wud they take to row down with the stream?

EXPLAIN!

Admission forms for IFMR are out. If you want to know more about it you can go to the below mentioned links.

http://www.pagalguy.com/discussions/official-xat-2014-aspirants-25100291






ATB!!