Series

Predicting the next occurrence in a given series.

Question 01

Qn. 0, 2, 6, 12, 20, 30, 42, $\_\_ , \_\_$

Answer. 56, 72

Question 02

Qn. ${6 \over 7}, 1{2 \over 7}, 2{1 \over 7}, 3, \text{---}, \text{---}$

Answer. $4{5 \over 7}, 5{4 \over 7}$