Number Series Questions

120 % of 750 ÷ 25 - 16 = ? % of 1240 ÷ 31 ? = 50

This is an alternating series in alphabetical order. The middle letters follow the order ABCDE. The first and third letters are alphabetical beginning with J. The third letter is repeated as a first letter in each subsequent three-letter segment.

The first letter moves three steps forward. The second letter moves two steps forward. The third letter moves three steps forward.

By trial and error method from the given options,

'1' satisfies the above given equation.

$$\begin{gathered} 63+6=222 \\ \end{gathered}$$ 

Similarly , 253+25=15650

The given number series 999, 990, 998, 991, 997, 992, ?

It follows a pattern that,

999

999 - 9 = 990

990 + 8 = 998

998 - 7 = 991

991 + 6 = 997

997 - 5 = 992

992 + 4 = 996

Hence, the next number in the given number series is 996.