What will be 66 2/3 as a percent explanation

The complement of an angle is one-sixth the measure of the supplement of the angle. what is the measure of the complement angle?

Jonathan puts $400 in a bank account. each year the account earns 6% simple interest. how much interest will be earned in 5 years?

Travis has decided to budget his spending money. he can spend no more than $143.15 every month. he has also decided to spend 5.2 times as much money on video games as he spends on the movies.what linear inequality describes this problem