दी गई रोमन संख्या श्रृंखला में लुप्त पद ज्ञात कीजिए: C, XC, LXXV, _______, XXX

Which number should replace the question mark (?) in the given series? 8, 10, 14, 20, 30, 44, ?, 90

Which number should replace the '?' in the given series? 8, 10, 14, 20, 30, 44, ?, 90

Select the missing number from the given series: 4, 3, 4, 7, 15, 38.5, ?