Four out of 28 students had to go to summer school. what is the ratio of students who did not have to go to summer school expressed, in its lowest terms ?

An ulcer medication has 300 milligrams in 2 tablets. how many milligrams are in 3 tablets?

Mis the midpoint of rq if rm equals 2x + 5 and mq equals 4x - 9 what is the length of rq

The number of chocolate chips in a bag of chocolate chip cookies is approximately normally distributed with a mean of 12611261 chips and a standard deviation of 118118 chips. (a) determine the 2626th percentile for the number of chocolate chips in a bag. (b) determine the number of chocolate chips in a bag that make up the middle 9696% of bags. (c) what is the interquartile range of the number of chocolate chips in a bag of chocolate chip cookies?