The top base of a trapezoid is 18 inches shorter than the bottom base. The top base is 108 inches long.
Let b represent the length of the bottom base. Which equation models the problem?
and don't forget is this problem a adding or subtraction
Answer: 440 grams for 1.54 is the better value
Explanation:
Take the price and divide by the number of grams
1.54 / 440 =0.0035 per gram
1.26 / 340 =0.003705882 per gram
0.0035 per gram < 0.003705882 per gram