Answer:
It costs $34.5 to purchase 7.5 lb of walnuts.
Step-by-step explanation:
It costs $3.45 to buy 3/4 (0.75) lb of chopped walnuts. This is the ratio to be considered. In order to find the cost to purchase 7.5 lb of walnuts, we will use conversion fractions.
7.5 lb × ($3.45 /0.75 lb) = $34.5
It costs $34.5 to purchase 7.5 lb of walnuts.
