1. What is 25% of 75% of 3/5th of 4240?

2.If 33% of A is equal to 55% of B then find the ratio of A and B?

3.What is the value of 68% of two fifth of 550?

4.30% of a number is 190.8. What will be 175% of that number

5.What will be 32% of 3/8 th of 1000?

6.Two numbers are respectively 20% and 50% more than a third number. The ratio of the two numbers is:

7. A sum of money is to be distributed among A, B, C, D in the proportion of 5: 2:4:3. If C gets Rs. 1000 more than D, what is B's share?

8.  A positive number is divided by 5 instead of being multiplied by 5. What percent is the result of the required correct value?

9. The sum of three numbers is 98. If the ratio of the first to second is 2:3 and that of the second to the third is 5:8, Then the second number is:

10.The fourth proportional to 5, 8, 15 is:

11. Two numbers are in the ratio 3:5. If 9 is subtracted from each, then new numbers are in the ratio 12:23. The smaller number is:

12. If a number is reduced by 40% it become two third of another number. What is ratio of the second number to first number?

13.If P: Q 8:15 and Q: R=3:2, then find P:Q: R?

14. If P: Q=8:15,Q: R=5:8 and R:S=4:5, then P:Sis equal to:

15. Find the 4th proportional to 4, 16 and 7?

16. Find the mean proportional between 9 and 64?

17.What will be the duplicate ratio of 2:7?

18. Find the sub-duplicate ratio of 81:64?

19.Find the triplicate ratio of 7:5?

20.What will be the inverse ratio of 17 :19?