Calculate the interest earned on a $4,500 saving account that earns 2.5% simple interest over
3 years

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules