Which of the coordinate points below will fall on a line where the constant of proportionality is 2? Select all that apply. A) (1, 2)
B) (3, 6)
C) (2, 10)
D) (4,8)
E) (6, 12)

You have 37 coins that are nickels, dimes, and pennies. the total value of the coins is $1.55. there are twice as many pennies as dimes. find the number of each type of coin in the bank.