**Directions (1-4): What value should come in the place of question mark (?) in the following number series?**

**1. 15, 21, 31, 45, ?**

61

62

64

73

63

Solution:

**2. 39, 48, 66, 93, 129, ?**

171

178

164

174

163

Solution:

**3. 274, 137, 68, 33, 15, ?**

5.5

4.5

5

3.5

4

Solution:

**4. 11, 36, 104, 317, ?**

963

958

945

973

963

Solution:

**5. In a class, 8% of total students are interested in Football. Four-fifth of total students are interested in Cricket. 10% of total students are interested in Basketball and remaining 20 students are not interested in any games. How many students are there in the class?**

850

800

900

950

1000

Solution:

**6. A cycle is sold at a profit of 15%. If both the cost price and selling price is decreased by Rs. 200 the profit would be 5% more what is the original cost price of cycle?**

Rs. 1200

Rs. 1000

Rs. 800

Rs. 600

None of these

Solution:

**7. A person lends Rs. 4200 to 'A' for 3 years and Rs. 6500 to 'B' for 7 years. If the person gets Rs. 8134 as interest then what is the rate of interest per annum ?**

6%

8%

10%

12%

14%

Solution:

**8. A sum amounts to Rs. 98010 in 2 years and to Rs. 107811 in 3 years compounded annually. What is the sum?**

Rs. 81000

Rs. 84000

Rs. 87000

Rs. 90000

Rs. 94000

Solution:

**9. How many different words can be formed with the letters of the word ''BREAKING", so that the words begin with 'B' and end with 'G' ?**

120

720

5040

2520

1440

Solution:

**10. A bag contains 9 white and 7 black balls. Three balls are drawn at random. Find the probability that all the three balls are black?**

1/8

1/12

1/16

1/21

None of these

Solution: