How many 9s are there in the following number series which are exactly divisible by both their preceding and succeeding numbers? 193499239325991312939499392391

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, ?