) a block of mass M = 5 kg is on a frictionless surface inclined ot angle theta = 50 degrees ° A force F1=40 N ( theta=30° with the incline surface) is pulling the mass upward, and another force force F2=15 N is pulling the mass downward . What is the magnitude and direction of the acceleration of the mass?

He trapezoid is composed of a rectangle and two triangles. what is the area of the rectangle? what is the total area of the triangles? what is the area of the trapezoid? ? a) 42 cm2; 27 cm2; 69 cm 2 b) 54 cm2; 27 cm2; 81 cm 2 c) 108 cm2; 27 cm2; 135 cm 2 d) 108 cm2; 13.5 cm2; 121.5 cm 2

The ages of personnel in the accounting department of a large company are normally distributed with a standard deviation of 7 years. there is a 0.02275 probability that the age of any randomly chosen person in the department is less than 22 and 0.15866 probabilty that the age of any randomly chosen person is greater than 43. what is the mean of this distribution?

Ramona had money to spend during a visit with her grandparents. she recorded how much money she had left y, in dollars, after each day x. how much money did ramona originally have to spend?