Answer:
5 pounds of pellets for $7.50 is the better buy
Step-by-step explanation:
We are expected to solve for the cheapest buy per unit of a pound. that is the rate.
the first situation is 3 pounds of pellets for $4.95
let us solve for the cost of one pound of pellets
3 pounds cost $4.95
1 pound will cost x
cross multiply
x=4.94/3
x=$1.65 per pound
the second situation is 5 pounds of pellets for $7.50
let us solve for the cost of one pound of pellets
5 pounds of pellets for $7.50
1 pound will cost x
cross multiply
x=7.50/5
x=$1.5 per pound
The second situation is the better buy