In simplified exponential notation the expression a^2 x a^-3 x a =

What are all the subsets of the set? {-8,4} A. Ø, {-8}, {4} B. {-8}, {4}, {-8,4} C. {-8}, {4} D. Ø, {-8}, {4}, {-8,4}

A food safety inspector is called upon to investigate a restaurant with a few customer reports of poor sanitation practices. The food safety inspector uses a hypothesis testing framework to evaluate whether regulations are not being met.

4. There are 10 cheerleading squads performing in a competition. The order of the performances is determined at random. What is the probability that your squad performs first and your friend's squad performs second?

Tony buys a CD that is priced at $13.59. He has a coupon for $1.85 off. He pays with a $20 bill. Which is the best whole number estimate of how much change he gets? A. $8 B. $8.26 C. $9 D. $9.26

Which organization works to improve payment arrangements and other financial dealing between countries

Ashely walks 2 1/2 miles around a lake around three times a week. If Ashley walks around the lake in 3/4 hour, what is her rate of speed? (Hint: Use the formula r = d/t, where the r is rate, d is distance, and t is time.

Solve for d. h + 4 d = 5b A) d = bh + 5 B) d = h 5b C) d = h + 4 5b D) d = h - 4 5b

Kate jump 225 times in 3 minutes

a bag of wax contains 160oz of content. it takes 8oz of wax to make one of wax to make one homemade candles. what fraction of the bag do you use to make one candle?

Mr. frick wanted to buy one folder for each of his 104 students each box contained 25 folders estimate the number of boxes he needed to buy