_____what way did you work out the maths____?A,In problem B,In question C By problem DBy question

_____what way did you work out the maths____?A,In problem B,In question C By problem DBy question
_____what way did you work out the maths____?A,In problem B,In question C By problem DBy question

_____what way did you work out the maths____?A,In problem B,In question C By problem DBy question
A

A.In 作way（方法）的介词，数学题一般用的是problem。