Question:
Find the next term: 3, 7, 13, 21, 31, 43, ?
अगला पद ज्ञात करें: 3, 7, 13, 21, 31, 43, ?
Options:
- a) 55
- b) 57
- c) 59
- d) 61
- a) 55
- b) 57
- c) 59
- d) 61
correct answer : b)
Explanation:
Differences: 4,6,8,10,12,14… Next = 43+14=57.
अंतर: 4,6,8,10,12,14। अगला = 43+14=57।