Jake received a student loan for $12,000. he plans on paying
off the loan in 5 years. at the end of 5 years, jake will have paid
$3,600 in interest. what is the simple interest rate on the
student loan?

How to do this , and can some one explain

When george started his current job, his employer told him that at the end of the first year, he would receive two vacation days. after each year worked, his number of vacation days will double up to five work weeks (25days) of payed vacation. how many vacation days will he have in 4 years

Which figures are polygons? select each correct answer. figure a figure b figure c figure d