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Random Quiz

Mathematics Class 8

20 of 20 questions

20
Selected Questions
6
Easy
10
Medium
4
Hard

🎲 Random Quiz: A random selection of questions to test your knowledge across different topics.

Q1
easyImpossible Events
What is the probability of rolling a 7 on a standard 6-sided die?
A.1/6
B.1/7
C.0
D.1
Q2
hardGeometric Application
In a cube, if the surface area is 294 cm², what is the volume?
A.343 cm³
B.512 cm³
C.729 cm³
D.1000 cm³
Q3
mediumComplementary Probability
In a bag with 5 white balls and 3 black balls, what is the probability of NOT drawing a black ball?
A.3/8
B.5/8
C.2/3
D.3/5
Q4
mediumUnits Digit Pattern
What is the units digit of $7^3$?
A.1
B.3
C.7
D.9
Q5
mediumRhombus Angles
In rhombus ABCD, if one angle is 60°, what are the measures of the other angles?
A.60°, 60°, 60°
B.120°, 60°, 120°
C.90°, 90°, 90°
D.120°, 120°, 120°
Q6
mediumPractical Applications of Properties
What is the main advantage of using properties like commutativity and associativity in calculations?
A.They make numbers look bigger
B.They allow for more efficient and easier calculations
C.They change the final answer
D.They are required by mathematical law
Q7
mediumAlgebraic Method
Find the square of 23 using the identity $(a + b)^2 = a^2 + 2ab + b^2$.
A.529
B.525
C.535
D.546
Q8
easyRectangle Properties
In rectangle ABCD, if diagonal AC = 10 cm, what is the length of diagonal BD?
A.5 cm
B.10 cm
C.20 cm
D.Cannot be determined
Q9
easyPie Chart Angles
In a pie chart, if a sector represents 25% of the data, what is its central angle?
A.25°
B.60°
C.90°
D.120°
Q10
mediumKite Properties
Which statement about a kite is TRUE?
A.All sides are equal
B.Opposite sides are parallel
C.Exactly two pairs of adjacent sides are equal
D.All angles are equal
Q11
mediumVolume Applications
How many cubes of side 1 cm are needed to make a cube of side 4 cm?
A.16
B.32
C.48
D.64
Q12
easyShape Relationships
A rectangle is a special case of:
A.Square
B.Rhombus
C.Parallelogram
D.Kite
Q13
easySpinner Probability
A spinner has 4 equal sectors colored red, blue, green, and yellow. What is the probability of landing on blue?
A.1/8
B.1/4
C.1/3
D.1/2
Q14
hardRange Analysis
What is the square root of the largest 4-digit perfect square?
A.97
B.98
C.99
D.100
Q15
easyLine Graph Applications
When is it appropriate to use a line graph?
A.Comparing different categories
B.Showing parts of a whole
C.Displaying changes over time
D.Counting discrete objects
Q16
mediumAngle to Fraction
If a pie chart sector has a central angle of 72°, what fraction of the whole does it represent?
A.1/4
B.1/5
C.1/6
D.1/8
Q17
hardDiagonal Properties
What type of quadrilateral has perpendicular diagonals that bisect each other?
A.Rectangle only
B.Rhombus only
C.Square only
D.Both rhombus and square
Q18
hardPowers and Roots
Express 1024 as a power of 2 and find its square root.
A.16
B.32
C.64
D.128
Q19
mediumProbability Terminology
What is the difference between an outcome and an event?
A.They are the same thing
B.An outcome is a single result; an event can be one or more outcomes
C.An event is always more likely than an outcome
D.Outcomes are theoretical; events are practical
Q20
mediumSquare Range Analysis
How many perfect squares lie between 100 and 200?
A.8
B.9
C.10
D.11
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