Elena is programming a video game. she needs to simulate the power-up that the player gets when they reach a certain level. the computer can run a program to return a random integer between 1 and 100. elena wants the best power-up to be rewarded 15% of the time. explain how elena could use the computer to simulate the player getting the best power-up at least 2 out of 3 times.

If f(x)= 3x+6 which of the following is the inverse of f(x)

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?

Campus rentals rents 2 and 3 bedrooms apartments for $700 ans $900 a month respectively. last month they had six vacant apartments and reported $4600 in lost rent. how many of each type of apartment were vacant?