CAT Exam Category

A jar contain full of whisky contain 40% alcohol.a part of the whisky is replaced by another containing 19% alcohol.the % of alcohol was found to be 26.part of the whisky replaced?

Read Solution (Total 1)

By the rule of alligation, we have:

Strength of first jar 1 and Strength of 2nd jar
40% Mean
Strength
26% 19%
7 14
So, ratio of 1st and 2nd quantities = 7 : 14 = 1 : 2

Required quantity replaced = 2/2+1 =2/3
9 years agoHelpfull: Yes(0) No(0)

CAT Other Question

Out of 17 applicants 8 boys and 9 girls. Two persons are to be selected for the job. Find the probability that at least one of the selected persons will be a gir The income of P, Q and R are in the ratio 7 : 9 : 12 and their spending are in the ratio 8 : 9 : 15. If P saves 1/4 th of the income then what is the ratio of the savings of P, Q and R ?