Points P, Q, and R are collinear on PR, and PQ:PR = . Pis located at the origin, Q is located at (x, y), and R is
located at (-12,0). What are the values of x and y?

Please explain I don’t understand

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m