The quiz grades of a math class are given. 83, 76, 68, 97, 68, 80, 89, 74, 75, 81, 91, 90

The grades are normally distributed with a mean of 81 and a standard deviation of 9.3.

What is the z-score of the highest grade in the quiz?

Round the answer to the nearest hundredth.

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.

Find the area of the triangle shown 3 by 6

Complete the input-output table for the linear function y = 3x. complete the input-output table for the linear function y = 3x. a = b = c =