Divide. −3/8÷−6/7
1.−7 1/6
2.−9 2/8
3. 9 2/8
4.7 1/6

Solve 2^x=32 and rewrite this equation in a logarithmic form

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Math it's appreciated. (picture provided)