Which real-world scenario can be described by the algebraic expression 4w?

withdrawing w dollars from the bank and giving 4 dollars to a friend
buying w items that cost $4 per item
buying w items and dividing them among 4 friends
buying w items and giving 4 of them to a friend

3. a sum of $2700 is to be given in the form of 63 prizes. if the prize is of either $100 or $25, find the number of prizes of each type.

(: the two box-and- whisker plots below show the scores on a math exam for two classes. what 2 things do the interquartile range tell you about the two classes?

Carla is saving money for a trip this summer. she already has some money in her savings account and will add the same amount to her account each week. at the end of 2? weeks, carla has? $130. at the end of 8? weeks, she has? $280. write a linear function in the form y=mx+b to represent the amount of money m that carla has saved after w weeks.