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Test your basic knowledge |
GRE Math: All In One
Start Test
Study First
Subjects
:
gre
,
math
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. What is the 'Range' of a series of numbers?
3
N! / (k!)(n-k)!
The greatest value minus the smallest.
2 & 3/7
2. If Madagascar'S exports totaled 1.3 billion in 2009 - and 4% came from China - what was the value in millions of the country'S exports to China?
3
52
Yes - because you can factor out a perfect square (36). Sqrt(36 x 2) = sqrt36 X sqrt2 = 6sqrt2.
x(x - y + 1)
3. What is the 'Range' of a function?
1.0843 X 10^11
1
10
The set of output values for a function.
4. the slope of a line in y=mx+b
1
M
y = 2x^2 - 3
All the numbers on the number line (negative - rational - irrational - decimal - integer). All the numbers on the GRE are real. (-2 - 1 - .25 - 1/2 - pi)
5. 30 60 90
3 - 4 - 5
Two equal sides and two equal angles.
441000 = 1 10 10 10 21 * 21
A natural number greater than 1 that has no positive divisors other than 1 and itself
6. Rate
Positive or Negative
D/t (distance)/(time)
zero
P= 2L + 2w
7. Formula to find a circle'S circumference from its radius?
28
12sqrt2
C = 2(pi)r
The steeper the slope.
8. -3³
27
An expression with just one term (-6x - 2a^2)
$11 -448
An infinite set.
9. If a is negative and n is even then an is (positive or negative?)
An is positive
$3 -500 in the 9% and $2 -500 in the 7%.
1
[(7+ sqrt93) /2] - [(7 - sqrt93) / 2]
10. x^4 + x^7 =
zero
P=2(l+w)
x^(4+7) = x^11
Parallelogram
11. Ø Is
Diameter(Pi)
Ø
EVEN
180
12. The reciprocal of any non-zero #x is
y = 2x^2 - 3
1/x
F(x) - c
All numbers multiples of 1.
13. The Perimeter of a Square
P=4s (s=side)
62.5%
All the numbers on the number line (negative - rational - irrational - decimal - integer). All the numbers on the GRE are real. (-2 - 1 - .25 - 1/2 - pi)
(a - b)(a + b)
14. 25^(1/2) or sqrt. 25 =
71 - 73 - 79
5 OR -5
90pi
Undefined - because we can'T divide by 0.
15. 25/2³
P=2(l+w)
23 - 29
Positive
2²
16. Important properties of a 30-60-90 triangle?
90pi
The point of intersection of the systems.
The triangle is a right triangle. The hypotenuse is twice the length of the shorter leg. The ratio of the length of the three sides is x:xv3:2x
A=½bh
17. A company places a 6-symbol code on each product. The code consists of the letter T - followed by 3 numerical digits - and then 2 consonants (Y is a conson). How many codes are possible?
$11 -448
x(x - y + 1)
441000 = 1 10 10 10 21 * 21
Null
18. The only number that is equal to its opposite
Reciprocal
6
Members or elements
Ø Ø=Ø
19. formula for area of a triangle
180
Expressing a number as the product of a decimal between 1 and 10 - and a power of 10.
1
A=½bh
20. 1/6 in percent?
16.6666%
Positive
The set of input values for a function.
1 - 4 - 9 - 16 - 25 - 36 - 49 - 64 - 81 - 100 - 121 - 144 - 169 - 196 - 225
21. What is a central angle?
9 & 6/7
y2-y1/x2-x1
NOT A PRIME
A central angle is an angle formed by 2 radii.
22. Suppose that the graph of f(x) is the result of stretching y=x + 5 away from the x-axis by a factor of 2. What is the new equation for the graph f(x)?
y = (x + 5)/2
(pi)r²
1/2 times 7/3
1/x
23. The larger the absolute value of the slope...
(2x7)³
180
A-b is negative
The steeper the slope.
24. What is the common monomial factor in the expression 4(c^3)d - (c^2)(d^2) + 2cd?
P=2(l+w)
Triangles with same measure and same side lengths.
The triangle is a right triangle. The hypotenuse is twice the length of the shorter leg. The ratio of the length of the three sides is x:xv3:2x
Cd
25. Pi is a ratio of what to what?
Warning
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/var/www/html/basicversity.com/show_quiz.php
on line
183
26. What is the 'Solution' for a set of inequalities.
5 OR -5
Ab=k (k is a constant)
The overlapping sections.
The objects within a set.
27. 10^6 has how many zeroes?
A=pi*(r^2)
Sum of digits is a multiple of 3 and the last digit is even.
1
6
28. Formula to calculate arc length?
NOT A PRIME
Every number
Arc length = (n/360) x pi(2r) where n is the number of degrees.
Ø
29. The sum of the measures of the n angles in a polygon with n sides
26
(n-2) x 180
12sqrt2
All the numbers on the number line (negative - rational - irrational - decimal - integer). All the numbers on the GRE are real. (-2 - 1 - .25 - 1/2 - pi)
30. Simplify the expression (p^2 - q^2)/ -5(q - p)
(p + q)/5
C = 2(pi)r
V=l×w×h
Straight Angle
31. Convert 0.7% to a fraction.
5 - 12 - 13
7 / 1000
y2-y1/x2-x1
(rate)(time) d=rt
32. What is the surface area of a cylinder with radius 5 and height 8?
Ø
M
130pi
70
33. In a Rectangle - each angles measures
90°
The set of elements found in both A and B.
Relationship cannot be determined (what if x is negative?)
55%
34. How many digits are there between the decimal point and the first even digit in the decimal equivalent of 1/[(2^8)(5^3)]
An infinite set.
500
4096
0
35. 1:1:sqrt2 is the ratio of the sides of what kind of triangle?
An isosceles right triangle.
(a + b)^2
Straight Angle
6
36. a/Ø
EVEN
Null
6
A percent is a fraction whose denominator is 100.
37. 5x^2 - 35x -55 = 0
A-b is negative
Positive or Negative
[(7+ sqrt93) /2] - [(7 - sqrt93) / 2]
The graph of 3(x - 1)^2 is a translation (shift) of the graph one unit or space to the right.
38. If a is positive - an is
1
Positive
C = 2(pi)r
All the numbers on the number line (negative - rational - irrational - decimal - integer). All the numbers on the GRE are real. (-2 - 1 - .25 - 1/2 - pi)
39. 1n
4a^2(b)
1
41 - 43 - 47
Ø
40. b¹
31 - 37
The triangle is a right triangle. The triangle is isosceles (AC=BC). The ratio of the lengths of the three sides is x:x:xv2.
3
1
41. 30 60 90
x - x(SR3) - 2x
7 / 1000
55%
3 - -3
42. Ø is a multiple of
A<-b
Ø
Every number
288 (8 9 4)
43. There are 10 finalists for the school spelling bee. A first - second - and third place trophy will be awarded. How many different people can get the three prizes?
4:9. The ratio of the areas of two similar triangles equals the square of the ratio of the corresponding sides.
10! / 3!(10-3)! = 120
x - x+1 - x+2
V=l×w×h
44. What are congruent triangles?
Ab=k (k is a constant)
Be Zero!
= (actual decrease/Original amount) x100% = 20/100x100% = 20%
Triangles with same measure and same side lengths.
45. What is a subset?
A= (1/2) b*h
The set of input values for a function.
A grouping of the members within a set based on a shared characteristic.
(length)(width)(height)
46. When dividing exponential #s with the same base - you do this to the exponents...
Subtract them. i.e (5^7)/(5^3)= 5^4
The sum of the digits is a multiple of 3 (i.e. 45 ... 4 + 5 = 9 so the whole thing is a multiple of 3)
A subset.
A set with no members - denoted by a circle with a diagonal through it.
47. 25+2³
4:9. The ratio of the areas of two similar triangles equals the square of the ratio of the corresponding sides.
27
28
EVEN
48. a^2 - 2ab + b^2
90
P(E) = ø
(a - b)^2
67 - 71 - 73
49. P and r are factors of 100. What is greater - pr or 100?
Indeterminable.
360°
The direction of the inequality is reversed.
The two xes after factoring.
50. What is the intersection of A and B?
1/a^6
The set of elements found in both A and B.
Straight Angle
4a^2(b)