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The square root of which of the following is a rational number?

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Important Questions on Number Systems

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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The square root which of the following is a rational number?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The students of a class donated a sum of ₹2,809 to a fund. Each student donated as many rupees as the number of students in the class. The number of students in the class is:
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The Square root of which of the following is a rational number?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The value of 10+24+131+153+256 is
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
Find the square root of 1471369.
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The square root of 2151169 is
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The smallest number that should be added to 8212 to obtain a perfect square is _____.
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
Which one of the following is the smallest number by which 2880 must be divided in order to make it a perfect square ?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
What smallest number should be added to the sum of squares of 15 and 14; so that the resulting number is a perfect square?
HARD
Mathematics>Arithmetic>Number Systems>Squares and Square Roots
A positive number exceed its positive square root by 30. Find the square of that number:
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
50+9818=?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
What is the least number that should be added to the product of 7×8×9×10 to make it a perfect square?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots

Consider the following numbers:

1. 22222. 116643. 3433434. 220347

Which of the above are not perfect squares?

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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The square root of which of the following is a rational number?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
What is the square root of 0.352+0.70+12.25+0.19?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The smallest integer with 4 digits which is a perfect square is:
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
What is the square root of 23-415?
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The sum of the squares of 3 natural numbers is 1029, and they are in the proportion 1:2:4. The difference between greatest number and smallest number is:
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Mathematics>Arithmetic>Number Systems>Squares and Square Roots

Arrange the following in the descending order 23-21), (19-17), (21-19.

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Mathematics>Arithmetic>Number Systems>Squares and Square Roots
The value of40+981 is: