Celina plans to bike to her boyfriend’s house at a constant speed of 20 miles per hour. She departs from her house at 11:10 AM and arrives at 12:40 PM.

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?

Sasha drank 8 bottles of water everyday for a week. how many bottles of water did she drink in total?

What is the x-intercept and y-intercept of the equation 2x+1. 2o