Suppose a normal distribution has a mean of 26 and a standard deviation of 4. What is the probability that a data value is between 28 and 31? Round your
answer to the nearest tenth of a percent.
O A. 22.3%
O B. 20.3%
O c. 19.3%
O D. 21.3%

If lmn=xyz, which congruences are true by cpctc? check all that apply

Sherrie is baking a pie for her family. she leaves the room and comes back to 35% of the pie having been eaten before she can put the topping on. how much 1 square inch strips of dough will she need for the top, now that a portion is missing? round your answer to the nearest while nimber.

Anumber is equal to twice a smaller number plus 3. the same number is equal to twuce the sum of the smaller number and 1. how many solutions are possible for this situation