Question
Cotton and pigeon pea
are:Solution
Cotton and pigeonpea are often cross pollinated crops.Â
What will come in place of the question mark (?) in the following series?
75, ?, 107, 148, 229, 390
What will come in place of the question mark (?) in the following series?
15, 90, 450, ?, 5400, 10800Â
31, 60, 118, 234, 466, ?
72, 216, 54, 270, ?, 315
18, 35, 68, 117, ?, 263Â
32, 48, 72, 108, 162, ?
In each of the following number series, one term is missing. Find the missing term.
5, 7, 12, 22, 39, 65, ?
64, 65, 73, 100, ?, 289
32   33    29   38    ?      47    11
...12, 24, 46, 78, 120, ?