What is the third proportional to 9 and 45?1). 4052). 2253). 54). 81
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1. What is the ratio of net exports in year 2016 to that in year 2012?
2. A boy has Rs. 340 in denominations of 50 rupee notes and 10 rupee notes. He has the maximum number of 50 rupee notes possible. What is the ratio of 50 rupee notes and 10 rupee notes with the boy?
3. In two blends of mixed tea, the ratios of Daijeeling and Assam tea are 4 : 7 and 2 : 5. The ratio in which these two blends should be mixed to get the ratio of Darjeeling and Assam tea in the new mixture as 6:13 is
4. A and B together have Rs. 1210. If 4/15 of A's amount is equal to 2/5 of B's amount, how much amount does B have?
5. Divide Rs. 7,500 among A, B and C such that A’s share to B's share is in ratio 5 : 2 and B's share to C's share is in the ratio 7 : 13. How much will B receive
6. The sum of the age of a father and his son is 100 years now. 5 years ago, their age were in the ratio of 2:1. The ratio of the age of father and son after 10 years will be
7. The ratio of income of two persons is 5:3 and that of their expenditures is 9 : 5. Find the income of each person. If they save Rs.1300 and Rs.900 respectively.
8. If A : B = 12 : 7 and B : C = 2 : 3, find A : B : C.
9. A box contains 1-rupee,50 paise and 25 paise coins in the ratio 8:5:3. If the total amount of money in the box is Rs.112.50. the number of 50 paise coins is
10. If the square of the sum of two numbers is equal to 4 times of their product, then the ratio of these numbers is :
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