7) Ms. Ru needs to buy a mug for her morning tea. Ms. Ru loves tea so she want the biggest mug possible. When she gets to the store, she sees one mug that holds 450ml, and another mug that holds 0.65L. Which mug should she buy and why? Answer: 8) At a famers' market a vendor sells beans for $3.00 per cup or $5.00 per quart. Which is the better buy? Show your work: 9) A vendor at a festival sells soup for $1.25 per cup or $3.75 per quart. Which is the better buy? Why? (1 quart = 4 cups)