December2015 Cs Q3

0. Which of the following is/are not true?
(a)The set of negative integers is countable.
(b)The set of integers that are multiples of 7 is countable.
(c)The set of even integers is countable.
(d)The set of real numbers between 0 and ½ is countable.

Answer
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Option : D
Explanation :
- The set of negative integers is countable.
- The set of integers that are multiples of 7 is countable.
- The set of even integers is countable.
- The set of real numbers between 0 and ½ is countable.This is not true because we can not count set of real numbers.
So, Option (D) is correct.

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