What number does the Roman numeral L represent?
Correct answer: 50
The Roman numeral L represents 50.
Mathematics
10 Questions. Can You Get a Perfect Score? | Mathematics
Test yourself with this Mathematics quiz and see how many you can get right.
About this quiz
10 Questions. Can You Get a Perfect Score? | Mathematics
Test yourself with this Mathematics quiz and see how many you can get right.
Before you start
What you'll explore
This quiz focuses on Mathematics and contains quiz questions with answers you can review after the challenge. Test what you already know, then use the explanations below to turn the questions into useful learning points.
Learn from the answers
Quiz questions, answers and the facts behind them
Use these explanations after the challenge to check the correct answers and discover a little more about the subject.
What is the decimal equivalent of 3/8?
Correct answer: 0.375
Three divided by eight equals 0.375.
What is the value of pi rounded to two decimal places?
Correct answer: 3.14
Pi begins 3.14159, which rounds to 3.14.
Which statement describes a bijective function?
Correct answer: It is both injective and surjective
A bijection is simultaneously one-to-one and onto.
What is the next number in the sequence 2, 4, 8, 16, ?
Correct answer: 32
Each term doubles, so the next number is 32.
What is the trace of the matrix [[2,1],[4,5]]?
Correct answer: 7
The trace is the sum of diagonal entries, 2 + 5 = 7.
What is the determinant of an orthogonal matrix necessarily equal to?
Correct answer: Either +1 or −1
The correct answer is Either +1 or −1.
What is the area of a circle with radius 5?
Correct answer: 25π
Area equals πr², giving 25π.
What decimal number is represented by the binary number 101101?
Correct answer: 45
Binary 101101 equals 32 + 8 + 4 + 1 = 45.
What is the order of the alternating group A5?
Correct answer: 60
The correct answer is 60.
questions
- What number does the Roman numeral L represent?
- What is the decimal equivalent of 3/8?
- What is the value of pi rounded to two decimal places?
- Which statement describes a bijective function?
- What is the next number in the sequence 2, 4, 8, 16, ?
- What is the trace of the matrix [[2,1],[4,5]]?
- What is the determinant of an orthogonal matrix necessarily equal to?
- What is the area of a circle with radius 5?
- What decimal number is represented by the binary number 101101?
- What is the order of the alternating group A5?
COMMUNITY
Discuss this quiz
Have a question about an answer, spotted something interesting, or want to compare scores? Join the FactBurst forum discussion.
Log in to leave a comment.
Log in