Operation on Numbers MCQs

91 questionsQuantitative-AptitudePage 6 of 11

Practice free Operation on Numbers multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 91 questions — no login required.

Question 46easy
The sum of even numbers between 1 and 31 is :
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Question 47easy
(51 + 52 + 53 +????+ 100) = ?
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Question 48easy
The smallest prime numbers is :
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Question 49easy
The sum of first five prime number is :
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Question 50easy
How many prime numbers are less than 50 ?
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Question 51easy
Which one of the following is a prime number ?
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Question 52easy
The smallest 3-digit prime numbers is :
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Question 53easy
If a and b are odd numbers, then which of the following is even ?
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Question 54easy
Which one of the following cannot be the square of a natural number ?
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