aida bought 50 pounds of fruit consisting of oranges and grapefruit. She paid twice as much per pound for the grapefruit as she did for the oranges. if aida bought $12 worth of oranges and $16 worth of grapefruit, then how many pounds of grapefruit did she buy?

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.

Which ordered pair is a solution of the equation? y + 5 = 2(2+1) choose 1 answer ® only (5,10 ® only (-1,-5) © both (5, 10) and (-1,-5) 0 neither

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.