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Number System MCQs

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Question 37easy
The LCM of two numbers is 1890 and their HCF is 30. If one of them is 270, the other will be
Question 38easy
Find the least number of five digits which when divided by 40, 60, and 75, leave remainders 31, 51 and 66 respectively.
Question 39easy
There are 576 boys and 448 girls in a school that are to be divided into equal sections of either boys or girls alone. Find the total number of sections thus formed?
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Question 40easy
Which of following can never be ending of a perfect square?
Question 41easy
Find the remainder when 65203 is divided by 7.
Question 42easy
Find the remainder when 67107 is divided by 7.
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Question 43easy
Find the remainder when 54124 is divided by 17.
Question 44easy
Find unit digit of product (173)45 × (152)77 × (777)999.
Question 45easy
The square of a number greater than 1000 that is not divisible by three, when divided by three, leaves a remainder of