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Prime Numbers

Prime Numbers KS4

25 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

23 is a _____.

  1. prime number
  2. composite number
  3. negative number
  4. surd
Question 2 Multiple Choice (Single Answer)

Which prime number is the predecessor of 47?

  1. 41
  2. 42
  3. 43
  4. 47
Question 3 Multiple Choice (Single Answer)

Which of the following is a prime number?

  1. 14
  2. 15
  3. 16
  4. 17
Question 4 Multiple Choice (Single Answer)

Which of the following is a prime number?

  1. 351
  2. 352
  3. 353
  4. 357
Question 5 Multiple Choice (Single Answer)

Which of the following prime numbers is the successor of 67?

  1. 61
  2. 71
  3. 73
  4. 79
Question 6 Multiple Choice (Single Answer)

Which of the following factors of 176 is a prime number?

  1. 4
  2. 8
  3. 11
  4. 16
Question 7 Multiple Choice (Single Answer)

Which of the following is the only even prime number?

  1. 2
  2. 3
  3. 5
  4. 8
Question 8 Multiple Choice (Single Answer)

Which of the following statements is true?

  1. A prime number can be a negative number.
  2. A prime number has more than 2 factors.
  3. A prime number has two factors, the number itself and any other odd number.
  4. A prime number has two factors, the number itself and 1.
Question 9 Multiple Choice (Single Answer)

Which of the following numbers with '1' at its units place is a prime number?

  1. 111
  2. 121
  3. 131
  4. 141
Question 10 Multiple Choice (Single Answer)

The numbers ending in which of the following digits can be prime numbers?

  1. 1, 3, 5, 7
  2. 1, 3, 5, 9
  3. 1, 3, 7, 9
  4. 1, 5, 7, 9
Question 11 Multiple Choice (Single Answer)

The product of two odd prime numbers is always ______.

  1. odd
  2. even
  3. can be both even and odd
  4. either odd or even
Question 12 Multiple Choice (Single Answer)

Which prime number is the predecessor of 113?

  1. 106
  2. 107
  3. 109
  4. 113
Question 13 Multiple Choice (Single Answer)

Which of the following prime numbers is the successor of 211?

  1. 211
  2. 223
  3. 227
  4. 229
Question 14 Multiple Choice (Single Answer)

How many prime numbers are there that end in 5?

  1. 1
  2. 2
  3. 3
  4. 4
Question 15 Multiple Choice (Single Answer)

How many factors does a prime number have?

  1. 0
  2. 1
  3. 2
  4. 3 or more
Question 16 Multiple Choice (Single Answer)

Which of the following options is a prime factor of 97?

  1. 7
  2. 17
  3. 23
  4. 97
Question 17 Multiple Choice (Single Answer)

Which of the following options is a prime factor of 121?

  1. 7
  2. 11
  3. 13
  4. 19
Question 18 Multiple Choice (Single Answer)

Which of the following options represents the prime factors of 91?

  1. 1, 7
  2. 7, 13
  3. 13, 19
  4. 7, 23
Question 19 Multiple Choice (Single Answer)

How many prime numbers are there between 100 and 120?

  1. 3
  2. 4
  3. 5
  4. 6
Question 20 Multiple Choice (Single Answer)

Which of the following prime numbers lies between both the intervals 90 - 100 and 91 - 105?

  1. 107
  2. 103
  3. 101
  4. 97
Question 21 Multiple Choice (Single Answer)

How many prime numbers are there between 90 and 100?

  1. 4
  2. 3
  3. 2
  4. 1
Question 22 Multiple Choice (Single Answer)

The product of an even and an odd prime number is always _____.

  1. even
  2. odd
  3. neither even nor odd
  4. either even or odd
Question 23 Multiple Choice (Single Answer)

Which of the following intervals has the maximum number of prime numbers?

  1. 90 to 100
  2. 70 to 80
  3. 30 to 40
  4. 1 to 10
Question 24 Multiple Choice (Single Answer)

Which of the following intervals has the minimum number of prime numbers?

  1. 90 to 100
  2. 70 to 80
  3. 30 to 40
  4. 10 to 20
Question 25 Multiple Choice (Single Answer)

How many prime numbers are there between 0 and 10?

  1. 0
  2. 1
  3. 2
  4. 4
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