Carl invests $276 dollars into an account that pays 4.1% interest annually. How many years will it take for the account to meet or exceed a value of $1,049? Round up to the nearest year.

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?