Aset of data has a normal distribution with a mean of 29 and a standard deviation of 4. find the percent of data within each interval.

27. from 25 to 33

a. 42%
b. 68%
c. 13%
d. 88%

28. from 21 to 25

a. 28.5%
b. 54.5%
c. 13.5%
d. 15.5%

29. greater than 29

a. 50%
b. 75%
c. 25%
d. 100%

30. less than 21

a. 6.5%
b. 10.5%
c. 1.5%
d. 2.5%

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.

Determine the area of a triangle with (see picture below)

Traffic on saturday, it took ms. torres 24 minutes to drive 20 miles from her home to her office. during friday's rush hour, it took 75 minutes to drive the same distance. a. what was ms. torres's average speed in miles per hour on saturday? b. what was her average speed in miles per hour on friday?