Help please I’ll give u brainlest

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?

14) if the area of the sector is 2.63m2 and the radius is 2.5 m, calculate the angle at the center

Abody of 200 grams falls from a 25 meter altimeter calculate the potential energy