#1
Which of the following is a prime number?
29
ExplanationPrime numbers have exactly two distinct positive divisors: 1 and itself.
#2
What is the next number in the series: 2, 4, 6, 8, ___?
12
ExplanationThe series increments by 2 each time.
#3
Which of the following numbers is both a multiple of 3 and 5?
15
ExplanationA number that is divisible by both 3 and 5 is their least common multiple.
#4
What is the square root of 144?
12
ExplanationThe square root of a number is a value that, when multiplied by itself, gives the original number.
#5
Which of the following is a composite number?
15
ExplanationComposite numbers have more than two divisors.
#6
Which of the following is a perfect square?
16
ExplanationA perfect square is a number that is the square of an integer.
#7
What is the smallest prime number?
2
ExplanationThe smallest prime number is the first positive prime number.
#8
What is the value of 5 factorial?
120
ExplanationThe factorial of a number is the product of all positive integers less than or equal to that number.
#9
What is the sum of the first 10 prime numbers?
150
ExplanationThe sum of prime numbers is a sequence often used in mathematical computations.
#10
Which of the following numbers is a perfect cube?
27
ExplanationA perfect cube is the cube of an integer.
#11
Which of the following numbers is a Fibonacci number?
8
ExplanationFibonacci numbers are generated by adding the two preceding numbers.
#12
What is the 20th term in the Fibonacci sequence?
377
ExplanationFibonacci sequence is a series of numbers where each number is the sum of the two preceding ones.