TSI Math Sample Questions

If 3t - 7 = 5t, then 6t = ?

• 21

• -7

• -21

• -42

The variables x and y are directly proportional, and y = 2 when x = 3. What is the value of y when x = 9?

• 4

• 6

• 8

• 12

In the xy - plane, point C has coordinates (6, 9). Which of the following is an equation of the line that contains points O and C?

• y = x - 3

• y = x + 3

There are 3x - 2 trees planted in each row of a rectangular parcel of land. If there are a total of 24x - 16 trees planted in the parcel, how many rows of trees are there in the parcel?

• 21x - 18

• 21x - 14

• 8x

• 8

A group of 18 people ordered soup and sandwiches for lunch. Each person in the group had either one soup or one sandwich. The sandwiches cost $7.75 each and the soups cost $4.50 each. If the total cost of all 18 lunches was $113.50, how many sandwiches were ordered?

• 7

• 8

• 9

• 10

Which of the following equations has both 1 and -3 as solutions?

In the xy-plane, what is the y-intercept of the graph of the equation

y = 2(x + 3)(x - 4)?

• -24

• -12

• -2

• 12

• -21

• -11

• 1

• 1