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This is an MCQ-based quiz for GRE on How To Evaluate A Fraction.
To evaluate fractions, you need to know some basic operations such as simplification, addition, subtraction, multiplication and division. A fraction is a part of a whole. It is written "a/b," where "a" is called the numerator and "b" is called the denominator.
If 3x = 12, y/4 = 10, and 4z = 9, what is the value of (10xyz)/xy?
Mary walked to school at an average speed of 2 miles per hour and jogged back along the same route at an average speed of 6 miles per hour. If her total traveling time was 1 hour, what was the total number of miles in the round trip?
8
3
4
5
2
Evaluate the following equation when x=5 and round your answer to the nearest hundredth.
(x^3−2*x^2−3x+5) / (5x+3)
5.28
4.33
-1.94
2.32
5.00
If w=1/8 then which of the following is equal to w^2/3?
1/64
1/4
1/32
1/2
1/16
Solve 1/(x*(x-1)) + 1/x = 1/(x-1)
0
no solution
–1
infinitely many solutions
Evaluate (x^2-4x+6) / (5x-9) when x=11. Round to the nearest tenth.
1.9
0.2
0.3
1.8
For this question, the following trigonometric identities apply:
cosec(x) =1/sin(x),
sec(x) = 1/cos(x),
cot(x) = 1/tan(x)
Simplify: sin^2(x)*cosec(x)*cot(x)
tan(x)
cos(x)
sin(x)
sin(x)*cos(x)
sec(x)
If 5x=55, x+y=23, and y-z=2 , find the value of (2x+y) / z .
17/5
9/2
19/5
16/7
13/5
If x=1/2 and y=2/3 , then which of the following is equal to 2/(x+y)?
4
2.33
9/7
12/7
10/3
Find the value of w if w=(1/3 +y)^2 and y=1/9 .
3/55
1/12
4/27
9/10
16/81
