Plz plz plz plz help! I will mark you brainliest. Shelly sews a square blanket that has an area of 144 square feet. It has 36 square blocks, each the same size. What is the approximate length of each side of a block?

A.
1 foot
B.
2 feet
C.
3 feet
D.
4 feet

Which is an x-intercept of the graphed function? (0, 4) (–1, 0) (4, 0) (0, –1)

Emmanuel added 888 links per minute to his chain mail. allesia started 202020 minutes after emmanuel and added 131313 links per minute to her chain mail. how long had emmanuel worked when allesia caught up to him, and how many links had he added?

Assume that females have pulse rates that are normally distributed with a mean of mu equals 72.0 beats per minute and a standard deviation of sigma equals 12.5 beats per minute. complete parts (a) through (c) below. a. if 1 adult female is randomly selected, find the probability that her pulse rate is between 65 beats per minute and 79 beats per minute. the probability is? b. if 16 adult females are randomly selected, find the probability that they have pulse rates with a mean between 65 beats per minute and 79 beats per minute. the probability is? c. why can the normal distribution be used in part (b), even though the sample size does not exceed 30?