SAT math questions

Question 1

If x = -3, what is the value of the expression x2 + 3x + 3?

Accepted Answer

3

Question 2

If three times x is equal to x decreased by 2, then x is

Accepted Answer

-1

Question 3

36 percent of 18 is 18 percent of what number?

Accepted Answer

36

Question 4

The average of 6 numbers is 6. If 3 is subtracted from each of 4 of the numbers, new average =

Accepted Answer

4

Question 5

Which of the following is equivalent to 3x2 + 18x + 27?

Accepted Answer

3(x + 3)(x + 3)

Question 6

7/5 ∙ (3/7 - 2/5) =

Accepted Answer

1/25

Question 7

During a certain week, a post office sold $280 worth of 14-cent stamps. How many did they sell?

Accepted Answer

2000

Question 8

If m>1 and mn - 3 = 3 - n, then n =

Accepted Answer

6/m + 1

Question 9

In a ∆, one < = 30∘ and the remaining two <'s are labeled x and y. What is x in terms of y?

Accepted Answer

150-y

Question 10

If √n/3 is an even integer, which could be a value of n ?

Accepted Answer

144

Questions 10