**If the C.I. on a certain sum for 3 years at 10% per annum be Rs.331. What would be the simple interest?**

- Rs.3000
- Rs.30000
- Rs.300
- Rs.30

**The next number 3,9,27_______?**

- 45
- 61
- 72
- 81

**Two pipes A and B can fill a tank in 10 hours and 15 hours respectively. Find the time taken to fill the tank when both the pipes are turned on simultaneously?**

- 6 hrs.
- 5 hrs.
- 12 hrs
- 30 hrs

**The sum of two numbers is 187 and their HCF is 17. What is the number of such pairs of numbers satisfying the above condition?**

- One
- Four
- Seven
- Five

**The 5th term in the series.2/5, 6/25, 18/125?**

- 162/625
- 81/3125
- 54/258
- 162/3125

**Find the mission number?**

- 22
- 37
- 17
- 28

**A bullet of mass 150 gm strikes a target at 600 m/s velocity. which is reduced to 150 m/s. The loss of energy is?**

- 8437 J
- 3000 J
- 1840 J
- 5400 J

**A and B can together finish a work in 30 days. They worked at it for 20 days and then B left. The remaining work was done by A alone in 20 more days. A alone can finish the work in?**

- 45 days
- 54 days
- 48 days
- 60 days

**If the side of a square is increased by 5 cm, then the area increases by 165 sq.cm. The side of the square is**

- 33 cm
- 13 cm
- 14 cm
- 12 cm

**What will be 60% of number whose 300% is 120****?**

- 12
- 35
- 48
- 24