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Random Interesting Patterns Followed by Square Numbers

When we squar...

Question

When we square any whole number then which one of the following digit should not come at unit's place

A

4

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B

2

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C

9

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D

1

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Solution

The correct option is B 2
When we take the square of any number then 2,3,7,8 have never appeared in its unit place.

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Which of the following correctly represent the unit digit of any perfect square number.

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Q. Which of the following statements are true and which are false?

(i) Every whole number has its successor.
(ii) Every whole number has its predecessor.
(iii) 0 is the smallest natural number.
(iv) 1 is the smallest whole number.
(v) 0 is less than every natural number.
(vi) Between any two whole numbers there is a whole number.
(vii) Between any two non-consecutive whole numbers there is a whole number.
(viii) The smallest 5-digit number is the successor of the largest 4 digit number
(ix) Of the given two natural numbers, the one having more digits is greater.
(x) The predecessor of a two digit number cannot be a single digit number.
(xi) If a and b are natural numbers and a < b, than there is a natural number c such that a<b<c.
(xii) If a and b are whole numbers and a<b, then a+1< b+1.
(xiii) The whole number 1 has 0 as predecessor.
(xiv) The natural number 1 has no predecessor.

Q. Which square numbers would have digits

6

at units place?

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Random Interesting Patterns Followed by Square Numbers

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