1. If A:B = 4:5, B: C = 3: 4, C: D = 7:11, then A: D is:

2. If a : b = 2: 3, then (5a + b): (3a + 2b) is :

3. The fourth proportional to 4, 7 and 20 is:

4. Two whole numbers, whose sum is 64, cannot be in the ratio:

5. Two numbers are in the ratio 3:4. The difference between their squares is 28. Find the greater number

6. If A and B shared ₹1300 in the ratio 1:12, how much did A get?

7. ₹3960 are divided among A, B and C so that half of A's part, one-third of B's part and one-sixth of C's part are equal. Then C's part is:

8. A sum of ₹21000 is divided among A, B and C such that shares of A and B are in the ratio of 2: 3 and those of B and C are in the ratio 4: 5. The amount received by A is:

9. A certain amount was divided between A and B in the ratio 7: 9. If B's share was ₹7200, the total amount was:

10. The prices of Bajaj Scooter and Bajaj Pulser are in the ratio of 4: 9. If the Bajaj Pulser costs₹30000 more than a Bajaj Scooter, the price of Bajaj Pulser is :

11. Two numbers are in the ratio 3: 5. If 9 be subtracted from each, then they are in the ratio of 12:23. The second number is :

12. If 40 articles cost ₹180, the cost of 18 articles is:

13. If 20 persons can do a piece of work in 7 days, then the number of persons required to complete the work in 28 days:

14. If 20 men can reap a field in 38 days, in how many days will 19 men reap the field?

15. A rope makes 260 rounds of a cylinder with base radius 20 cm. How many times can it go round a cylinder with base radius 26 cm?

16. A garrison of 750 men has provision for 20 weeks. If at the end of 4 weeks they are reinforced by 450 men, how long will the remaining provision last?

17. 40 men can build a wall 20 m high in 15 days. The number of men required to build a similar wall 25 m high in 6 days will be :

18. 56 workers can reap a field in 8 days. If the work is to be completed in 7 days, the extra workers needed are:

19. Amit is as much younger to Barkha as he is older to Chaman. If the sum of the ages of Barkha and Chaman is 48 years, what is the present age of Amit?

20. Renuka got married 8 years ago. Today her age is 1 (1/3) times her age at the time of marriage. Her daughter's age is 1/8 times her age. Her daughter's age is

21. Ten years ago B was twice of A in age. If the ratio of their present ages is 4:3, what is the sum of their present ages?

22. ₹4536 is divided among 4 men, 5 women and 2 boys. The ratio of share of a man, a woman and a boy is 7: 4:3. What is the share of a woman?

23. The ratio of income of Anil and Mukesh is 2: 3. The sum of their expenditure is ₹8000 and the amount of savings of Anil is equal to the amount of expenditure of Mukesh. What is the sum of their savings?

24. In the Ruchika's wallet there are only ₹16, consisting of 10 paise, 20 paise and ₹1 coins. The ratio of no. of coins of 10 paise and 20 paise is 6: 1. The minimum no. of ₹1 coin is:

25. There are two vessels containing the mixture of milk and water. In the first vessel the water is 2/3 of the milk and in the second vessel water is just 40% of the milk. In what ratio these are required to mix to make 24 litres mixture in which the ratio of water is to milk is 1:2?