To which subsets of the real numbers does the number (square root) 42 belong?
a. whole numbers, natural numbers, integers
b. irrational numbers
c. rational numbers
d. whole numbers, integers, rational numbers

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307

Alex buys a home for $276,400. his home is predicted to increase in value 3.5% each year. what is the predicted value of alex’s home in 25 years? a. 621,357 b. 635,191 c. 653,201 d. 673,415

Acircle has a radius of 5 in. a central angle that measures 150° cuts off an arc.explain how to find the arc length exactly, and then approximate it to one decimal place.