Question

Andreas dad is 57 k heavier than andre. Andrea weighs 34 k.

A. How much does andreas dad weigh

b. how much do andrea and her dad weigh together in total.

Answer 1

A Andreas dad weighs 91 k.
B Andrea and her dad both weigh 91 k.

Answer 2

Well if Andrea is 34k and her dad is 57k heavier, than 34k and 57k is 91k.

Her dad weighs 91k.

If you add both their their weights then you get 125k.