question_answer

There are two triangles A and B. The angles of triangle A are in the ratio of 3 : 4 : 5 and the angles of triangle B are in the ratio of 5 : 6 : 7. What is the difference between largest angle of triangle A and the smallest angle of triangle B?

A)  \[28{}^\circ \]                         

B)  \[35{}^\circ \]

C)  \[25{}^\circ \]

D)  \[40{}^\circ \]

E)  None of these