Question

1. Gummy worms are $3.50 per pound

What is the constant of proportionality, or k?
How much will 2.5 pounds of gummy worms cost?
(answer?)

Answer 1

The constant of proportionality is 3.50 since gummy worms are sold at the same rate per pound.

3.50x, equation
3.50(2.5) = $8.75 for 2.5 pounds