Set No -07: Mathematical Reasoning MCQ’S 

1. Complete the series: 1, 7, 22, 48, 91, ?
   A) 155
   B) 157
   C) 159
   D) 161
2. 14 : 2744 :: 17 : ?
   A) 4913
   B) 5832
   C) 6859
   D) 8000
3. Find the missing number: 5, 25, 121, 529, 2401, ?
   A) 11881
   B) 14641
   C) 10609
   D) 11449
4. A sum of money doubles in 5 years at simple interest. In how many years will it become 5 times itself?
   A) 15 years
   B) 18 years
   C) 20 years
   D) 25 years
5. A person covers a distance at 40 km/h and returns at 60 km/h. What is the average speed for the round trip?
   A) 48 km/h
   B) 50 km/h
   C) 52 km/h
   D) 55 km/h
6. Complete the series: 1, 3, 8, 22, 64, ?
   A) 192
   B) 194
   C) 196
   D) 198
7. 13 : 2197 :: 16 : ?
   A) 4096
   B) 5832
   C) 8000
   D) 4913
8. If 72% of a number is 360, what is 125% of that number?
   A) 500
   B) 550
   C) 625
   D) 650
9. Find the odd one out: 6859, 4913, 3375, 5832, 8000
   A) 6859
   B) 4913
   C) 3375
   D) 5832
10. A, B, C together finish a job in 6 days. A and B finish it in 8 days. C alone takes how many days?
    A) 18
    B) 20
    C) 24
    D) 30
11. 10 : 100000 :: 12 : ?
    A) 2985984
    B) 2000000
    C) 2988000
    D) 429981696
12. Present ages of Ram and Shyam are in ratio 7:5. Six years ago, the ratio was 5:3. How old is Ram now?
    A) 21
    B) 28
    C) 35
    D) 42
13. Complete the series: 4, 12, 28, 60, 124, ?
    A) 252
    B) 248
    C) 250
    D) 254
14. What replaces the ? : 8→512, 9→729, 10→1000, 11→1331, 12→?
    A) 1728
    B) 1600
    C) 1444
    D) 2000
15. 2197 : 13 :: 4096 : ?
    A) 16
    B) 14
    C) 18
    D) 20
16. Pipe A fills in 8 hours, B in 12 hours, C empties in 24 hours. If all are opened together, in how many hours will the tank be filled?
    A) 12
    B) 16
    C) 18
    D) 24
17. Find the missing number: 7, 10, 16, 25, 37, ?
    A) 52
    B) 53
    C) 54
    D) 55
18. A clock loses 2 minutes every hour. If set right at 9:00 AM, what time will it show when actual time is 6:00 PM?
    A) 5:38 PM
    B) 5:46 PM
    C) 5:52 PM
    D) 5:56 PM
19. 81 : 9 :: 256 : ?
    A) 16
    B) 12
    C) 18
    D) 20
20. In a 10×10×10 painted cube, how many small cubes have exactly 3 faces painted?
    A) 8
    B) 10
    C) 12
    D) 16

Answers

1. A) 155
2. C) 6859
3. C) 10609
4. C) 20 years
5. A) 48 km/h
6. A) 192
7. A) 4096
8. C) 625
9. A) 6859
10. C) 24
11. A) 2985984
12. C) 35
13. A) 252
14. A) 1728
15. A) 16
16. D) 24
17. A) 52
18. B) 5:46 PM
19. A) 16
20. A) 8