Faith invested $4,000 into an account with a simple annual interest rate of 18%. Sam has $5,000 invested in an account with a simple annual interest rate of 15%. If they both leave their investment in for 4 years, what is the difference in the interest they receive?

In trapezoid abcd, ac is a diagonal and ∠abc≅∠acd. find ac if the lengths of the bases bc and ad are 12m and 27m respectively.

What is 74 round to the nearest ten

Acable company claims that the average household pays $78 a month for a basic cable plan, but it could differ by as much as $20. write an absolute value inequality to determine the range of basic cable plan costs with this cable company. a. |x − 78| ≥ 20 b. |x − 20| ≥ 78 c. |x − 20| ≤ 78 d. |x − 78| ≤ 20