Olivia is going to an amusement park. The price of admission into the park is $40, and once she is inside the park, she will have to pay $4 for every ride she rides on. How much money would Olivia have to pay in total if she goes on 13 rides? How much would she have to pay if she goes on r rides? Cost for 13 rides:
Cost for r rides:

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

The weight of an object in the water is 7% of its weight out of the water. what is the weight of a 652g object in the water?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.