APTITUDE Problems On Ratio and Proportion

November 26th, 2010 by seenu Leave a reply »
1. Find the fourth proportion to 4,9,12,?





2. Find mean proportion between 0.08 and 0.18





3. 2A=3B=4C then A:B:C?





4. a/3=b/4=c/7 then (a+b+c)/c=





5. Three containers A,B and C are having mixtures of milk and water in the ratio of 1:5 and 3:5 and 5:7 respectively. If the capacities of the containers are in the ratio of all the three containers are in the ratio 5:4:5, find the ratio of milk to water, if the mixtures of all the three containers are mixed together.





6. The incomes of A and B are in the ratio of 4:3 and their expenditure are in the ratio of 2:1 . if each one saves Rs 1000,what are their incomes?





7. The ratio of the present ages of saritha and her mother is 2:9, mother's age at the time of saritha's birth was 28 years , what is saritha's present age?





8. 15% of x=20% of y then x:y is





9. If a:b=2:3 b:c=4:5, c:d=6:7 then a:b:c:d is ?





10. Find third proportion to 16,36







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