Top

Number Series

Important Instructions
21.

Q82: Find the missing number in the series:
10, 7, 4, 1, ?

Answer: B

Each term decreases by 3. Next: 1 - 3 = -2.

Enter details here

22.

Q129: Find the missing number in the series:
2, 4, 6, 8, ?

Answer: A

Simple arithmetic progression: +2 each time. So next is 10.

Enter details here

23.

Q10: Find the missing number in the series:
10, 7, 4, 1, ?

Answer: B

Each term decreases by 3. Next: 1 - 3 = -2.

Enter details here

24.

Q9: Find the missing number in the series:
0, 1, 1, 2, 3, 5, ?

Answer: A

Fibonacci series: next number is sum of previous two: 3+5=8.

Enter details here

25.

Q105: Find the missing number in the series:
3, 6, 11, 18, 27, ?

Answer: A

Differences: +3, +5, +7, +9... next is +11 → 27+11 = 38.

Enter details here

26.

Q41: Find the missing number in the series:
3, 6, 11, 18, 27, ?

Answer: A

Differences: +3, +5, +7, +9... next is +11 → 27+11 = 38.

Enter details here

27.

Q49: Find the missing number in the series:
3, 6, 11, 18, 27, ?

Answer: A

Differences: +3, +5, +7, +9... next is +11 → 27+11 = 38.

Enter details here

28.

Q150: Find the missing number in the series:
3, 6, 11, 18, 27, ?

Answer: B

Differences: +3, +5, +7, +9... next is +11 → 27+11 = 38.

Enter details here

29.

Q81: Find the missing number in the series:
2, 3, 5, 7, 11, ?

Answer: A

Prime numbers: Next is 13.

Enter details here

30.

Q121: Find the missing number in the series:
100, 96, 89, 79, ?

Answer: A

Differences: -4, -7, -10... Pattern is -3 more each step → next -13: 79-13=66.

Enter details here

Loading…