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Real Numbers

Read the instructions carefully before starting exam.

  • This exam has 10 math MCQs about real numbers.
  • You have only 10 minutes to complete the exam.
  • If you do not answer any question within the allotted time, it will be marked as incorrect.
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  • You must get a minimum of 50% marks to pass the exam.
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1 / 10

Which one is the set of all integers ?

2 / 10

Which numbers are irrational ?

3 / 10

Which one is an irrational number?

4 / 10

How many primes are there from 1 to 10?

5 / 10

If a, b, c, d are four consecutive natural numbers which one of the following will be a whole squared ?

6 / 10

Which one is an irrational number?

7 / 10

If a and b are two consecutive even numbers, then which of the following numbers is odd ?

 

 

8 / 10

In case of real numbers
(i) Square of an odd integer is odd.
(ii) Product of two even numbers is even.
(iii) Square root of a number that is not whole squared is an irrational number.
Which one is true ?

9 / 10

If a and b are two integers, then what should be added to a2 + b2 to obtain a whole squared ?

10 / 10

Product of three consecutive numbers will always be divisible by which of the following numbers ?

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