1. Complete the series: 1, 8, 27, 64, 125, 216, ?
A) 343
B) 512
C) 729
D) 1000
2. 2 : 8 :: 4 : ?
A) 32
B) 64
C) 128
D) 256
3. Find the missing number: 7, 14, 28, 56, 112, ?
A) 168
B) 224
C) 256
D) 336
4. If 5 years ago, a person’s age was one-third his current age, how old is he now?
A) 15
B) 20
C) 25
D) 30
5. A boat travels 30 km downstream in 2 hours and 18 km upstream in 3 hours. What is the speed of the boat in still water?
A) 8 km/h
B) 9 km/h
C) 10 km/h
D) 12 km/h
6. Complete the series: 2, 6, 12, 20, 30, ?
A) 42
B) 40
C) 45
D) 50
7. 15 : 45 :: 35 : ?
A) 70
B) 105
C) 140
D) 175
8. If 40% of a number is 120, what is 75% of that number?
A) 200
B) 225
C) 250
D) 300
9. Find the odd one out: 121, 169, 225, 289, 361
A) 121
B) 169
C) 225
D) 361
10. Two trains 100 km apart approach each other at 50 km/h and 60 km/h. How long until they meet?
A) 30 minutes
B) 40 minutes
C) 50 minutes
D) 60 minutes
11. 3 : 81 :: 5 : ?
A) 625
B) 125
C) 243
D) 3125
12. A is twice as old as B. In 15 years, A will be 1.5 times as old as B. How old is A now?
A) 20
B) 25
C) 30
D) 35
13. Complete the series: 1, 4, 9, 16, 25, 36, 49, ?
A) 64
B) 81
C) 100
D) 121
14. What number should replace the ? : 10=4, 20=5, 30=6, 40=7, 50=?
A) 8
B) 9
C) 10
D) 11
15. 64 : 8 :: 243 : ?
A) 9
B) 27
C) 81
D) 3
16. A, B, and C complete a work in 10, 15, and 30 days. How long together for the work?
A) 5 days
B) 6 days
C) 7 days
D) 8 days
17. Find the missing number: 5, 11, 23, 47, ?, 191
A) 95
B) 99
C) 101
D) 103
18. A clock shows 3:00. What time will it show after 9 hours 45 minutes?
A) 12:45 PM
B) 1:45 AM
C) 12:45 AM
D) 2:45 PM
19. 1 : 2 :: 8 : ?
A) 16
B) 32
C) 64
D) 128
20. A 5×5×5 cube is painted and disassembled. How many small cubes have exactly 2 faces painted?
A) 30
B) 36
C) 40
D) 54
Answers
1. **A) 343**
2. **B) 64**
3. **B) 224**
4. **A) 15**
5. **B) 9 km/h**
6. **A) 42**
7. **B) 105**
8. **B) 225**
9. **C) 225**
10. **B) 40 minutes**
11. **A) 625**
12. **C) 30**
13. **A) 64**
14. **A) 8**
15. **A) 9**
16. **B) 6 days**
17. **A) 95**
18. **A) 12:45 PM**
19. **B) 32**
20. **A) 30**