Determined to finish her milkshake before Diego, Lin now drinks her 12-ounce milkshake at a rate of 1/3 an ounce per second. Diego starts with his usual 20-ounce milkshake and drinks at the same rate as before, 2/3 an ounce per second.

You’re ordering more thread for blue jeans co. you usually purchase from ted’s threads, which sells 12 thread spools for $27. you recently received a notice from wade's wares that says you can buy thread from them for $2.30 each for the first 2 dozen and $2 a spool thereafter. you need to order 5 dozen spools. what percentage can you save by going with wade’s wares?