Correct Answer:
A. 99
Correct Answer: 99
The square root of 9801 is 99. This can be verified by multiplying 99 by itself: 99 × 99 = 9801. A square root is a number that, when multiplied by itself, gives the original number. Perfect squares such as 81, 144, 625, 2500, and 9801 frequently appear in aptitude and competitive examinations. Knowing the squares of numbers from 1 to 100 helps solve such questions quickly without lengthy calculations. Since 9801 is the square of 99, its principal square root is 99. This question tests numerical ability and familiarity with perfect squares, which are essential concepts in arithmetic and algebra.
- Perfect Square: 9801.
- Calculation: 99 × 99 = 9801.
- Square Root: 99.
- Topic: Arithmetic.
- Correct Answer: 99.