Sumitra remembers that her mother's birthday is after 13th February but before 16th February but her brother remembers that his mother's birthday is after 14th February but before 17 th February. On which date Sumitra's mother's birthday will be celebrated?

In the following question, select the missing number from the given series.
13, 27, 56, 115, ?

A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
LOQ, SVX, ZCE, ?

Arrange the given words in the sequence in which they occur in the dictionary.
1. Xenons
2. Xylyls
3. Xanthic
4. Xenians
5. Xyst

In the following question, select the odd number pair from the given alternatives.

In the following question, select the odd letters from the given alternatives.

In the following question, select the odd word from the given alternatives.

In the following question, select the related number from the given alternatives.
562 : 30 : : 663 : ?