Given set (7, 77, 140) then follows

Given set (8, 3, 2) then follows

Find the missing number in the given series 7, 18, 40…….?....117, 172

Find the missing numbers in the given series 1, 2, 3, 14, 5, 34, 7, ?, ?

Find the missing number in the given series 8, 7, 11, 12, 14, 17, 17, 22, ?

Find the next term in the following number series : 2, 7, 24, 77, 238, ……..