Which of the following expressions represents "three times the difference between t and y"?

3(t - y)
3t - y
y - 3t

Amanager recorded the number of bicycles sold by his company each quarter. his projected sales after t years is given by the expression below. which of the following statements best describes the expression? a. the initial sales of 575 bicycles increases at the rate of 4% over 4 quarters. b. the initial sales of 575 bicycles increases at the rate of 18% over 4 years. c. the initial sales of 575 bicycles increases at the rate of 4% over t quarters. d. the initial sales of 575 bicycles increases at the rate of 18% over t years.

Write an equation for the function that includes the points (1,4/5) and (2,2/3)

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?