Please tell me the answer of the two question below.

If sec theta = 5/3 and the terminal point determined by theta is in quadrant 4, then

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.

In a right triangle δabc, the length of leg ac = 5 ft and the hypotenuse ab = 13 ft. find: b the length of the angle bisector of angle ∠a.