Question

Choose the odd one out::

Select one:

a. 78

b. 64

c. 25

d. 121⁸​

Answer 1

Topic - Odd One Out

It is a very simple question.

• To find: The question asks to find the odd one out of the given four numbers: 78, 64, 25, 121.

Let us find a reasoning first:

• 78 is not a perfect square.
• 64 ( = 8² ) is a perfect square.
• 25 ( = 5² ) is a perfect square.
• 121 ( = 11² ) is a perfect square.

Since 78 is not a perfect square, we can conclude that 78 is the odd one.

Answer 2

Step-by-step explanation:

Choose the odd one out::

Select one:

a) 78 ✔

b) 64

c) 25

d) 121

To Find -

Which one is odd one out ?

Now,

Let check all the options and find that which one is odd

Option 1 :-

78

here we see that it isn't the square of any number

Option 2 :-

64

here we see that it is the square of 8

Option 3 :-

25

here we see that it is the square of 5

Option 4 :-

121

here we see that it is the square of 11

Hence,

Option 1, 78 is odd one out, because it isn't a square of any number.