Raphael is twice as old as his sister. The sum of their ages is less than 30. What is the greatest age Raphael sister can be?

A. 20 years old

B. 15 years old

C. 9 years old

D. 10 years old

What is the least possible degree of a polynomial that has the root - 3 + 2i, and a repeated root - 2 that occurs twice?

playland park charge$7 admission plus 75 ¢ per ride. funland park charges $12.50 admission plus 50¢ per ride. for what number of rides is the total cost the same at both park

Is 3X + 1/4 minus X + 1 1/2 equivalent to 4X plus 1 3/4?

Paul ran 4.8 km every morning. How many feet are in 4.8 km, given that (1 mile = 1.609 km) and (1 mile = 5280 feet)

Peter bought 3 biscuits for 1.59 each and 3 sausages for 2.50 each at the corner restaurant he left a 1.85 tip for the server how much did peter have left from the 25 he took to the restaurant

Use the values in the table to determine the slope

Use the table provided to determine the total amount paid on a 30 year fixed loan, at 6.0%, of $75,000. $162,000 c. $143,820 b. $153,750 d. $133,250

17.2 hg equals how many g

What is the greatest common factor of the terms of 3y2 - 21y + 36?

64 miles an hour converted to ft per second