Michelle has $12.30 in her purse in 1 cent 5 cent and 25 cent coins. if she has an equal number of each coin type how many coins does michelle have in her purse?

Moira has a canvas that is 8 inches by 10 inches. she wants to paint a line diagonally from the top left corner to the bottom right corner. approximately how long will the diagonal line be?

Find the condition that the zeros of the polynomial f(x) = x^3+3px^2+3px+r may be in a.p.

The function f(x)= -(x+5)(x+1) is down. what is the range of the function?