Suppose that y varies jointly with w and x and inversely with z and y = 400 when w = 10, x = 25, and z = 5. write the equation that models the relationship.

You're locked out of your house. the only open window is on the second floor, 25 feet above the ground. there are bushes along the edge of the house, so you will need to place the ladder 10 feet from the house. what length ladder do you need to reach the window?

What is the value of x in this triangle? a. 53° b. 62° c. 65° d. 118°

The population of a city has increased by 35% since it was last measured. if the current population is 86,400 what was the previous population