The coordinate plane shows the floor plan for a swimming pool. what is the area of the pool’s border? a. 50 square meters b. 65 square meters c. 80 square meters d. 100 square meters e. 125 square meters reset next

The number of chocolate chips in an 18-ounce bag of chocolate chip cookies is approximately normally distributed with a mean of 1252 chips and standard deviation 129 chips. (a) what is the probability that a randomly selected bag contains between 1100 and 1500 chocolate chips, inclusive? (b) what is the probability that a randomly selected bag contains fewer than 1125 chocolate chips? (c) what proportion of bags contains more than 1225 chocolate chips? (d) what is the percentile rank of a bag that contains 1425 chocolate chips?

Segment ab is shown on the graph. which shows how to find the x-coordinate of the point that will divide ab into a 2: 3 ratio using the formula

Assume that y varies inversely with x. if y=1.6 when x=0.5 find x when y=3.2