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Number System Practice Questions – Page 3 | PariksaHub

Practice/General Aptitude/Number System

Number SystemPractice Questions

Practice Number System multiple-choice questions from General Aptitude. Choose an answer and review the result and available explanations.

Question 21 of 36

What is the sum of the digits of the number 2^10?

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Question 22 of 36

What will be the digital root of the number 987654321?

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Question 23 of 36

hich of the following pairs are coprime?

18 and 27

35 and 64

22 and 33

42 and 70

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Question 24 of 36

How many digits are there in 8¹⁰?

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Question 25 of 36

What is the remainder when 4⁹⁶ is divided by 10?

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Question 26 of 36

A number leaves remainder 1 when divided by 3, remainder 2 when divided by 4, and remainder 3 when divided by 5. What is the least such number?

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Question 27 of 36

Which of the following is not a palindrome?

12321

45654

67876

45665

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Question 28 of 36

Which of the following is a perfect number?

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Question 29 of 36

How many different prime factors does 25200 have?

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Question 30 of 36

How many positive divisors does 240 have?

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