Select the number that will replace the question mark (?) in the given number series.
 146, 90, 56, 34, 22, ?

Which of the following numbers will replace the question mark (?) in the given number series?
 56, 68, ?, 128, 176, 236

Which letter cluster will replace the question mark (?) to complete the given series?
 ETRE, AZJG, WFBI, SLTK, ?

Which of the following numbers will replace the question mark (?) in the given series?
 28, 40, 25, ?, 22, 46

Select the numbers that will replace the question marks (?) in the given number series.
 11, 12, 13, 13, 17, 16, 23, ?, ?

Which of the following numbers will replace the question mark (?) in the given series?
 1724, 1716, 1689, 1625, 1500, ?

Which of the following letter-clusters will replace the question mark (?) in the given series to make it logically complete?
 WDV, TGS, QJP, NMM, ?

Which of the following numbers will replace the question mark (?) in the given series?
 11, 13, 29, 91, 369, ?