In Las Vegas, Nevada, the skies are clear on 92% of the days. How many days in the month of June would you expect the skies NOT to be clear in Las Vegas?

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Aclassmate thinks that solving a system by graphing gives an exact answer when the lines appear to cross at a grid point, but only an approximate answer when they don't. explain why this isn't true.

Sam opened a money-market account that pays 3% simple interest. he started the account with $7,000 and made no further deposits. when he closed the account, he had earned $420 in interest. how long did he keep his account open?