Consider a normal distribution curve where 90-th percentile is at 20 and the 25-th percentile is at 10. use this information to find the mean, μ , and the standard deviation, σ , of the distribution.

The swimming pool is open when the high temperature is higher than 20∘c. lainey tried to swim on monday and thursday (which was 33 days later). the pool was open on monday, but it was closed on thursday. the high temperature was 30 ∘c on monday, but decreased at a constant rate in the next 33 days. write an inequality to determine the rate of temperature decrease in degrees celsius per day, d, from monday to thursday.

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?

Complete the synthetic division problem below.what is the quotient in polynomial form 2/16 -16