In TriAngle PQR, PR is extended through point R to point S, mZQRS = (7x + 8)°, mZRPQ = (x + 12)°, and
mZPQR = (3x + 20)°. Find mZRPQ.

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

Daniel bought a computer game for $25 and later sold it to thomas for a 40% profit. how much did daniel sell the computer game for?

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 4x^2 - 19x- 5