H2PO4- is absorbed greatest at ph

If all the vowels are dropped from the series then which of the following would be 4th element to the right of 5th element from left end?

Which of the following is the ninth to the right of the 20th element from right end of the above arrangement.

Select the combination of letter that when sequentially placed in the blanks of the given series will complete the series.

Select the letter cluster that can replace the question mark (?) in the following series.

ZBKI, XDHM, VFEQ, THBU, ___?_____. PLVC

If we remove all the letters from this series, then which of the following element will be 7th from left end? 

What comes next R, U, X, A, D,….?

Which among the following pairs of months will have the same calendar ?

Study the following series carefully and answer the questions based on it.

9 N 5 P 7 Q 7 E 8 G 9 W I 6 A 2 X 4 V 3 O 7 I 8 C

Amitabh takes leave on which day?

Consider the following number sequence:

4 3 4 5 7 3 9 3 5 7 5 4 7 8 9