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
2. 39, 48, 66, 93, 129, ?
171
178
164
174
163
3. 274, 137, 68, 33, 15, ?
5.5
4.5
5
3.5
4
4. 11, 36, 104, 317, ?
963
958
945
973
963
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
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
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%
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
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
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
Answers:
- e
- d
- a
- c
- e
- c
- d
- a
- b
- c