(70 points)

1. if $400 is invested at the rate of 6% for one year, what will be the total value of the investment (the amount)?

$42.40
$424.00
$4,240.00

2. if a man earns $420 interest in one year at 7%, what was the amount of money invested?

$29.40
$60.00
$600.00
$6,000.00

You invested $5000 between two accounts paying 4% and 9% annual interest, respectively. if the total interest earned for theyear was $350, how much was invested at each rate? $was invested at 4% andwas invested at 9%.

Acircular city park has a sidewalk directly through the middle that is 111 - feet long. if each bag of fertilizer covers 50 square feet, then determine how many bags of fertilizers the parks and recreation department needs to use to cover the circular park. ignore all the sidewalks around and through the park.

What happens to the area as the sliders are adjusted? what do you think the formula for the area of a triangle is divided by 2?