A cell phone company charges $20 for a customer to open a new account and $35 for each month of phone service. Write a linear function to represent the total cost, y, a new customer would pay for 2 months of service.

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Out of $20$ creepy-crawly creatures in a room, $80\%$ are flies and $20\%$ are spiders. if $s\%$ of the total legs belong to spiders, what is $s$?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent