Join ExamsbookAnswer : 2. "45"
Which Number would come in place of the underline mark in the series.
3, 9, 21, ___ , 935
Q: Which Number would come in place of the underline mark in the series. 3, 9, 21, ___ , 93
- 139false
- 245true
- 348false
- 451false
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Answer : 2. "45"
Explanation :
Answer: B) 45 Explanation: First difference is 6 and second is 12. But if we take third as 18, then fourth difference will be 24. Then 93 can not be the last term. So we have to take the difference as 6, 12, 24 and 48. So Answer is 21+24 = 45
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Since Nithya and Suganya exchange places, so Rita’s new position is the same as Monika’s earlier position. This position is 17th from the right and 10th from the left. Therefore Number of girls in the row = (16 + 1 + 9) = 26.