Joe took out a $325,000, 20-year mortgage at an APR of 5.45%. The monthly payment was $2,226.47.
How many payments will they have?
What will be the total of their payments after 20 years?
What will be their total interest charges after 20 years?

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

There are two major tests of readiness for college: the act and the sat. act scores are reported on a scale from 1 to 36. the distribution of act scores in recent years has been roughly normal with mean µ = 20.9 and standard deviation s = 4.8. sat scores are reported on a scale from 400 to 1600. sat scores have been roughly normal with mean µ = 1026 and standard deviation s = 209. reports on a student's act or sat usually give the percentile as well as the actual score. the percentile is just the cumulative proportion stated as a percent: the percent of all scores that were lower than this one. tanya scores 1260 on the sat. what is her percentile (± 1)?

The dimension of the rectangular pool shown below are 40 yards by 20 yards