Please show work.

5.12 As shown in Fig. 5-13, two people sit in a car that weighs 8000 N. The person in front weighs 700 N, while the one in the back weighs 900 N. Call & the distance between the front and back wheels. The car's center of gravity is a distance 0.4004 behind the front wheels. How much force does each front wheel and each back wheel support if the people are seated along the centerline of the car? Ans. 2.09 kN, 2.71 kN S Fig. 5-13 5.13 Two people, at the ends of a uniform beam that weighs 400 N, hold the beam at an angle of 25.0 to the horizontal. How large a vertical force must each person furnish to the beam? Ans. 200 N 5.14 Repeat Problem 5.13 if a 140-N. child sits on the the beam at a point rage-fourth of the way along the beam from its lower end. Ans. 235 Page 18