If oranges cost $0.75 for 1/5 of a dozen , how many oranges can you buy for $3.00

Agrain trader buys the following amounts from three suppliers: 3,200 pounds, 5,100 pounds and 700 pounds. what is the total weight of his purchase?

Aregular hexagon rotates counterclockwise about its center. it turns through angles greater than 0° and less than or equal to 360°. at how many different angles will the hexagon map onto itself?

Which of the following points is collinear with (-2,1) and (0,3)