The simple interest formula I=prt gives the interest earned on an investment of p dollars at interest rate r for a time of t years. How much does Leroy need to invest at a rate of 7% in order to earn $420 interest in 4 years?

$150

$2,400

$240

$1,500

Find a quadratic polynomial whose sum and and product is - 7 and - 2

What does 9e plus 10 mean?

Suppose that a company has recently started manufacturing a new line of helicopters, and it took 106.496 labor days to complete the 16th helicopter. if the learning rate is 80%, how many days did it take to complete the 1st helicopter? a. 978.7 b.

When planning for the upcoming dance 70% of students voted to have an underwater theme however, 135 students voted to have a rainforest theme how many total students voted

How do you convert the rectangular coordinates (9, 0) into polar coordinates?

Wayland purchased new speakers that were on sale for 30% of the regular price. He saved $36 which is 30% off. What is the regular price of the speakers when they were not on sale?

What is the answer for 33 and 1/2 times60

Three more than 7k written in algebraic expression

A polygon of 7 line segments has __ vertices? 5 8 7 6

a hot air ballon cruising at 1000 feet begins to ascend. it ascends at a rate of 200 feet per minute Writing problems into slope intercept form