SAT

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Question 1
If 20 percent of 40 percent of X plus 1 is equal to 10 percent of 20 percent of X, what's the value of X?

Question 2
What is the slope of a line that passes through the points (0, 1) and (2, 3)?

Question 3
Let a2b = c and c2d = b. What is the value of a2 in terms of b and d?

Question 4
Find the slope of a line which passes through the mid points of two lines. The first one is through (1, 2) and (3, 4). The second line is through (-5, -6) and (7, 8).

Question 5
If [tex](x\diamond y)\odot z = (x + y)\times z[/tex], what is the value of [tex](3\diamond 2)\odot 4[/tex]?

Question 6
If X and Y are consecutive positive prime numbers, that product is 143, what is the value of X + Y?

Question 7
If y = x + 5 and -mx = 4, meet each other at the point (1, 6), what is the value of m?

Question 8
If y = mx + a and y = nx + b, are two lines that never meet each other, which one is true?
(k ∈ R, a ≠ b)

Question 9
The average of a and b is 3. What's the average of a, b and c if c = 3?

Question 10
If x = y-2 and y2 = z-3, what is the value of z?

Question 11
If the sides of a triangle are three consecutive positive integers and the perimeter of the triangle is 12, what is the area of the triangle?

Question 12
If a2b3 = 4 and [tex]b=\sqrt{2}[/tex], what is the value of a.

Question 13
If f(-x) = -f(x), what is the value of f(1) + f(-1)?

Question 14
If 0 < a < b < 1 then which one is false?

Question 15
If p > 2 is a prime number, and q is a composite even number, which of the following is odd?

Question 16
Find AC = ?
Find AC = ?

Question 17
If f(x) = x3 - x + 1, what is the value of f(1) =?

Question 18
X is 10 years older than Y. In 3 years X will be 3 times older than Y. Find the sum of their ages.

Question 19
If f(x) = x + 1 and g(x) = x - 1, what is the value of [tex]\frac{f(x)g(x)}{f(x)+g(x)}[/tex]?

Question 20
If c is the average of a and b, what is the average of a, b, and c?


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