The multiplication product of 20.21 with 20.22 upto four significant figures is
Correct answer: A. 408.6
- A. 408.6
- B. 408.64
- C. 408.6462
- D. 409.0
Explanation
To solve this problem, multiply 20.21 by 20.22 to get approximately 408.6442. To express this result with four significant figures, round it to 408.6. Option A is correct because it uses four significant figures. Option C is incorrect because it does not round the result and exceeds four significant figures. Option D rounds the result to a whole number, which doesn't meet the requirement for four significant figures.
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