Kaleb had 63 dollars. if he spent 7 dollars on new books, what is the ratio of money he still has to money he's spent?

Asphere has a diameter of 10 in. what is the volume of the sphere?

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Which describes the difference between the graph of f(x)=x^2 and g(x)=-(x^2-2)