In 1/4 of an hour sam mows 1/2 of the lawn how long wiil it take sam to mow the entire lawn

Ineed with number 17 i don’t get it at alll

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

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?