Identify the Prime numbers: 11, 21, 31, 41, 51, 61, 71, 81, 91

Write the slope-intercept form of the line that passes through the point (1, 0) and is parallel to x - y = 7. t

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Carl's candies has determined that a candy bar measuring 3 inches long has a z-score of +1 and a candy bar measuring 3.75 inches long has a z-score of +2. what is the standard deviation of the length of candy bars produced at carl's candies?