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 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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