3. you purchase a car using a $20,000 loan with a 5% simple interest rate.
(a) suppose you pay the loan off after 4 years. how much interest do you pay on your loan? show your work.
(b) suppose you pay the loan off after 2 years. how much interest do you save by paying the loan off sooner? show your work.

The amount of money, in dollars, in an account after t years is given by a = 1000(1.03)^t. the initial deposit into the account was $_^a0 and the interest rate was _a1% per year. only enter numbers in the boxes. do not include any commas or decimal points^t. the initial deposit into the account was $__^a0 and the interest rate is % per year.

The chs baseball team was on the field and the batter popped the ball up. the equation b(t)=80t-16•16+3.5 represents the height of the ball above the ground in feet as a function of time in seconds. how long will the catcher have to get in position to catch the ball before it hits the ground? round to the nearest second

Solve the following inequalities and show the solution on a number line. 2x+3< 3(4x+5)