Group Captains Shubhanshu Shukla and Prasanth Balakrishnan Nair were selected by ISRO's National Mission Assignment Board to participate in the Ax-4 mission. Shukla is designated as the prime mission pilot, with Nair serving as his backup, highlighting India's expanding role in international space missions.
Select the number from among the given options that can replace the question mark (?) in the following series.
64, 60, 52, 40, ?, 4
Four terms are in proportion. The first, second and fourth terms are 4, 22, and 33. Find the third term.
4 5.5 19 .5 98.5 694 6251.5...
If 4 x 4 7 15 38.5
Then, ( x + 1) ( x - 1) = ?
...6 6 3 6.5 12 33
...26 63 124 215 342 511 ?
...140 300 380 420 440 ?
...10 14 41 ? 182 218
...66 187 43 212 ? 241
5 18 44 83 135 200 ...
