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Questions and Answers
Which of the following is a perfect square number?
Which of the following is a perfect square number?
What will be the number of zeros in the square of the number 100?
What will be the number of zeros in the square of the number 100?
How many natural numbers lie between 122 and 132?
How many natural numbers lie between 122 and 132?
The unit digit number 132 is in the square of which number?
The unit digit number 132 is in the square of which number?
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How many non-square numbers lie between 802 and 812?
How many non-square numbers lie between 802 and 812?
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Study Notes
Perfect Square Numbers
- A perfect square number is the product of an integer multiplied by itself.
- Examples include numbers like 1, 4, 9, 16, 25, etc.
Squaring the Number 100
- The square of 100 is calculated as (100 \times 100 = 10,000).
- The square of 100 contains four zeros.
Natural Numbers Between 122 and 132
- Natural numbers are positive integers starting from 1.
- The natural numbers lying between 122 and 132 are 123, 124, 125, 126, 127, 128, 129, 130, and 131, totaling nine natural numbers.
Unit Digit of the Square of a Number
- The unit digit of a number refers to its last digit.
- To find the unit digit of the square of a number, square the unit digit of that number.
- For example, the unit digit of 132 is 2, and the square of 2 is 4, so the unit digit of 132's square is 4.
Non-Square Numbers Between 802 and 812
- Non-square numbers are integers that are not perfect squares.
- The perfect squares up to 812 include (28^2 = 784) and (29^2 = 841), indicating that the only perfect square between 802 and 812 is 810.
- Counting non-square numbers: from 802 to 812, ten integers exist, out of which only 810 is a perfect square, leaving nine non-square numbers.
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Description
Test your knowledge with the PREP APPSC & APSSB Test - 3 APSSB CSLE 2023. This quiz comprises 50 questions covering Elementary Maths, General English, and General Knowledge, with a maximum score of 100 marks. Challenge yourself with questions on perfect square numbers, basic math, language proficiency, and general awareness.