Problem page chang rented a truck for one day. there was a base fee of $20.99 , and there was an additional charge of 83 cents for each mile driven. chang had to pay $181.18 when he returned the truck. for how many miles did he drive the truck?

Megan is making bracelets to sell to earn money for the local animal shelter. it takes her 1/4 hour to pick out all the beads and 1/10 hour to string them. this week, she only has 5 1/4 hours to make bracelets. how many bracelets will megan be able to make?