Operation on Numbers MCQs
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 73easy
On dividing 2272 as well as 875 by 3-digit number N, we get the same remainder. The sum of the digit of N is :
Question 74easy
On multiplying a number by 7, the product is a number each of whose digits is 3. The smallest such number is :
Question 75easy
The difference of the squares of two consecutive odd integers is divisible by which of the following integers ?
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Question 76easy
n is a whole number which when divided by 4 gives 3 as remainder. What will be the remainder when 2n is divided by 4 ?
Question 77easy
A 3-digit number 4a3 is added to another 3-digit number 984 to give a 4-digit number 13b7, which is divisible by 11. Then, (a + b) =?
Question 78easy
If x and y are positive integers such that (3x + 7y) is a multiple of 11, then which of the following will be divisible by 11 ?
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Question 80easy
Which of the following numbers is divisible by each one of 3, 7, 9 and 11 ?
Question 81easy
A number when divided by 6 leaves a remainder 3. When the square of the number is divided by 6, the remainder is: