Which situation best represents the equation below? y = 2.5x

Each day 2.5 inches of water evaporates form the experiment.

A carton of eggs rings up at the register for $2.50.

A bank account is opened, and $2.50 is deposited each day.

O John is 2.5 times as big as his brother Sam

Brian, chris, and damien took a math test that had 20 questions. the number of questions brian got right is 14 more than the number of questions chris got right. damien correctly answered 2 less than the number of questions chris answered correctly. if brian and damien have the same score, which statement is true?

7. if the value of x varies directly with the value of y, and x = 3 when y = 21. what is the valu y, and x = 3 when y = 21. what is the value of x when y = 105?

Write the following as a base and exponent