X is a normally distributed random variable with mean 64 and standard deviation 19. What is the probability that X is between 26 and 83?

Find the length of the following tangent segments to the circles centered at o and o' whose radii are 5 and 3 respectively and the distance between o and o' is 12. what is the tangent segment of cd?

Savannah is painting a striped background for a mural on a wall that is 1515 yards long. she wants a total of 9696 stripes that are all the same width. which calculation should savannah use to decide how wide to make each stripe?

E. which of the following is not a possible probability? a. 25/100 b. 1.25 c. 1 d. 0