For on-line Quantitative Aptitude Test:

http://www.careerbless.com/tests/testsHome.php

Following are few topics of Quantitative Aptitude:

1. Age
2. Area
3. Average
4. Banker's Discount
5. Boats and Streams
6. Calendar
7. Chain Rule
8. Clock
9. Decimal Fractions
10. H.C.F. and L.C.M.
11. Height and Distance
12. Logarithm
13. Mixtures and Alligations
14. Numbers
15. Partnerships
16. Percentage
17. Permutations and Combinations
18. Pipes and Cistern
19. Probability
20. Profit and Loss
21. Races and Games
22. Series - Odd Man Out
23. Series - Find Missing Number
24. Simple Interest
25. Compound Interest
26. Simplification
27. Square Root and Cube Root
28. Stocks and Shares
29. Surds and Indices
30. Time and Distance
31. Time and Work
32. Trains

You can browse through the above links and prepare properly.