Question

Solve and show ur answer in simplest terms. 3 1/7 + 6 4/21

A 9 7/42
B 9 1/3
C 9 7/21
D 9 12/21​

Answer 1

The choice B.

`9 (1)/(3)`

Explanation:

`3 (1)/(7) + 6 (4)/(21) \\ \\ (22)/(7) + (130)/(21) \\ \\ (66)/(21) + (130)/(21) = (196)/(21) \\ \\ = (196 / 7)/(21 / 7) = (28)/(3) = 9 (1)/(3)`

Answer 2

I think the answer is 9 and 1/3