Solve x = 4p + p3 if p=dy/dx​

A25- foot ladder leans against a building and reaches a point of 23.5 feet above the ground .find the angle that the ladder makes with the building

The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree

At noon a tank contained 10cm water. after several hours it contained 7cm of water. what is the percent decrease of water in the tank?