Three numbers are in arithmetic progression. their sum is 3 and the sum of their squares is 11. what are the three numbers?

Players on the school soccer team are selling candles to raise money for an upcoming trip. each player has 24 candles to sell. if a player sells 4 candles a profit of$30 is made. if he sells 12 candles a profit of $70 is made. determine an equation to model his situation?

Anyone? 15m is what percent of 60m; 3m; 30m; 1.5 km?

Which graph represents the linear function below? y-3=1/2(x+2)