This study set covers Mathematics through 20 practice questions. This content focuses on the number 99, its properties, and its representation. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 20 questions from the The Number 99 study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 What is the number represented by "99"?

A Ninety-nine
B Ninety-one
C Ninety-eight
D Ninety

2 Is 99 a prime number?

A No
B Yes
C It depends
D Sometimes

3 What is the sum of the digits in 99?

A 18
B 17
C 19
D 10

4 What is the largest two-digit number?

A 99
B 98
C 100
D 90

5 What is 99 divided by 9?

A 11
B 10
C 9
D 12

6 What is 99 multiplied by 1?

A 99
B 1
C 0
D 98

7 What is 99 plus 1?

A 100
B 98
C 101
D 99

8 What is 99 minus 1?

A 98
B 99
C 100
D 97

9 What is the Roman numeral for 99?

A XCIX
B XCIV
C LXXXXIX
D LLLLXXXXIX

10 What is 99 in words?

A Ninety-nine
B Ninetynine
C Nine nine
D Ninety and nine

11 What is the next number after 99?

A 100
B 98
C 101
D 99

12 What is the previous number before 99?

A 98
B 99
C 100
D 97

13 What is 99 rounded to the nearest ten?

A 100
B 90
C 95
D 105

14 Is 99 an odd or even number?

A Odd
B Even
C Both
D Neither

15 What is the square root of 99 (approximately)?

A 9.95
B 10
C 9
D 9.9

16 What is 99 divisible by?

A 1, 3, 9, 11, 33, 99
B 1, 9, 11, 99
C 1, 3, 9, 99
D 1, 11, 99

17 What is the number that is one less than 100?

A 99
B 98
C 100
D 90

18 What is the number that is ten less than 109?

A 99
B 100
C 90
D 109

19 What is the result of 100 - 1?

A 99
B 100
C 98
D 90

20 What is the result of 90 + 9?

A 99
B 90
C 9
D 100

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