Joey invest $900 at 4% simple interest for 2 years but he wants to know how much money he will have after only 18 months. determine how much money he will have after 18 months.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

Mrs. gehrke said cheddar weighs 16.8 pounds. he actually weighs 15.2 pounds. what is the percent error?

Given ab and cb are tangents of p, and m =10°. what is the measure of abp?