निम्नलिखित संख्या अनुक्रम में x का मान ज्ञात कीजिए: 3, 7, 15, 31, x, 127, 255, 511

What should come in place of the question mark (?) in the given series? 76, 81, 91, 111, 151, ?, 6044

What should come in place of the two question marks (?) in the given series in the same order? 42, 43, 47, 56, ?, 97, ?

Which number should replace the question mark (?) in the given series? 1, 8, 16, 32, 75, 182, ?