The missing term in the series
2, 7, 24, 77, ?, 723 is
1. 238
2. 432
3. 542
4. 320
The missing term in the series
2, 7, 24, 77, ?, 723 is
1. 238
2. 432
3. 542
4. 320
1. 238
2. 432
3. 542
4. 320
Correct Answer – Option 1 : 238
Calculation
The series is 2, 7, 24, 77, ?, 723
Its terms can be written as :
2 × 3 + 1 = 7
7 × 3 + 3 = 24
24 × 3 + 5 = 77
So, the next term will be
77 × 3 + 7 = 238
And last term is
238 × 3 + 9 = 723
∴ The required term is 238