Answer: $7.43
Step-by-step explanation: The easy way to do this with a calculator is 1.65 times 4.5 which is 7.425, estimated to $7.43. However, if you aren't allowed to use a calculator, you can just do 1.65 times 4.5 on paper for showing work. If you don't know how to times a decimal between a decimal, you can see how much money is per pound than times that by 4.5.