Number System MCQs
Practice free Number System 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 807 questions — no login required.
Question 514easy
The product of any three consecutive natural numbers is always divisible by :
Question 515easy
If (6767 + 67) is divided by 68, the remainder is :
Question 516easy
If 11,109,999 is divided by 1111, then what is the remainder ?
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Question 517easy
How many 3-digit numbers are there in between 100 and 300, having first and the last digit as 2 ?
Question 518easy
The unit's digit in the product 274 × 318 × 577 × 313 is :
Question 519easy
Which one of the following is the common factor of (4743 + 4343) and (4747 + 4347) = ?
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Question 520easy
If a number 774958A96B is divisible by 8 and 9, the respective values of A and B will be :
Question 521easy
If (a2 - b2) ÷ (a + b) = 25, then (a - b) = ?
Question 522easy
The sum of the digits of a natural number (10n - 1) is 4707, where n is a natural number. The value of n is :