निम्नलिखित श्रृंखला में लुप्त संख्या ज्ञात कीजिए। 22, 24, 28, (...), 52, 84

Find the missing term in the given alphanumeric series: 1A2, 3C4, 7G8, ____

What should come in place of the question mark (?) in the given series? 1021 1023 1027 1033 1041 ?

What should come in place of the question mark (?) in the given series? 313 304 295 286 277 ?