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Secondary School (English Medium) (5 to 8) Class 8 - CBSE Question Bank Solutions

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Find the smallest number by which the given number must be divided so that the resulting number is a perfect square:

14283 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Find the smallest number by which the given number must be divided so that the resulting number is a perfect square: 

1800 

 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

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Find the smallest number by which the given number must be divided so that the resulting number is a perfect square: 

2904

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the units digit, can you tell which of the following cannot be whole square? 

1026

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the unit digis, can you tell which of the following cannot be whole squares? 

 1028

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the unit digit, can you tell which of the following cannot be whole square? 

1024 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the unit digit, can you tell which of the following cannot be whole square? 

 1022 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the unit digit, can you tell which of the following cannot be whole square? 

1023

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

By just examining the unit digit, can you tell which of the following cannot be whole square? 

 1027 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write five numbers for which you cannot decide whether they are squares. 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write five numbers which you cannot decide whether they are square just by looking at the unit's digit.

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement. 

The number of digits in a square number is even. 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement.

 The square of a prime number is prime. 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement. 

 The sum of two square numbers is a square number. 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement.  

The difference of two square numbers is a square number 

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement. 

The product of two square numbers is a square number.

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement. 

No square number is negative.

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement .

There is no square number between 50 and 60.

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Write true (T) or false (F) for the following statement. 

There are fourteen square number upto 200.

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined

Find the squares of the following numbers using column method. Verify the result by finding the square using the usual multiplication: 

 25

[5] Squares and Square Roots
Chapter: [5] Squares and Square Roots
Concept: undefined >> undefined
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