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Number System Practice Questions – Page 2 | 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 11 of 36

How many distinct prime factors are there in 540?

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Question 12 of 36

A number leaves remainder 3 when divided by 5 and remainder 4 when divided by 6. What is the least such number greater than 50?

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Question 13 of 36

What is the unit digit of the expression 7²⁰²³?

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Question 14 of 36

Find the last digit of 17²⁵⁶X 23¹²⁹.

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Question 15 of 36

What is the highest power of 7 in 100!?

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Question 16 of 36

The HCF of two numbers is 21, and their LCM is 693. If one of the numbers is 63, find the other.

231

243

235

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Question 17 of 36

If the HCF and LCM of two numbers are 13 and 273 respectively, and one number is 39, find the other.

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Question 18 of 36

How many trailing zeros are there in 125!?

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Question 19 of 36

If the product of two numbers is odd and one of them is 9, which of the following could be the other number?

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Question 20 of 36

What is the sum of all natural numbers from 1 to 200 that are divisible by 4?

5050

5100

5040

5000

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