A master electrician charges $37.00 per hour plus a service change. If monte paid $215 for a job and the electrician worked 5 hours, what was the service change?

According to statistics a person will devote 32 years to sleeping and watching tv. the number of years sleeping will exceed the number of years watching tv by 18. over a lifetime, how many years will the person spend on each of these activities

In triangle opq right angled at p op=7cm, oq-pq=1 determine the values of sinq and cosq

Abird on top of a 200 ft bridge tower sees a man standing on the lower part of the bridge (which is 50 ft above the ground). the angle of depression from the bird is 26 ̊. how far is the man from the base of the bridge tower? with explanation and pictures .