One pound of grapes costs . At this rate, how many dollars will c pounds of grapes cost?

Triangles  ABC and DEF are shown above. Which of the following is equal to the ratio   ?

Solve each inequality and tell whether it has infinitely many or no solution:
-2x-5≥3x-25

Solve each inequality and tell whether it has infinitely many or no solution:
7.2x+6≤2.4x

Solve each inequality and tell whether it has infinitely many or no solution:
4(3-2x)≥-4

Solve each inequality and tell whether it has infinitely many or no solution:
-2(2x+1)<24

Solve each inequality and tell whether it has infinitely many or no solution:

To determine the mean number of children per household in a community, Tabitha surveyed 20 families at a playground. For the 20 families surveyed, the mean number of children per household was 2.4. Which of the following statements must be true?

If (x, y) satisfies the system of equations above, what is the value of y ?

Solve each inequality and tell whether it has infinitely many or no solution:

Note:
You can solve any linear inequality by graphing them.

Which of the following equations relates y to x for the values in the table above?

Solve each inequality and graph the solution:
-2(x-5)≥-3x-14

The table above shows the population of Greenleaf, Idaho, for the years 2000 and 2010 . If the relationship between population and year is linear, which of the following functions p models the population of Greenleaf t  years after 2000 ?

Solve each inequality and graph the solution:
3x-24≤-2(2x-30)

The sum of  and  can be written in the form , where a, b, and c are constants. What is the value of a + b + c ?

Solve each inequality and graph the solution:
2(7x-2)>9x+6