How should you write the porportion 9:36 = 10:40 using words

The line containing the midpoints of the legs of right triangle abc where a(-5,5), b(1, 1), and c(3, 4) are the vertices.

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

Acourt reporter is transcribing an accident report from germany. the report states that the driver was traveling 80 kilometers per hour. how many miles per hour was the driver traveling?