A) \[624.91\]
B) \[642.91\]
C) \[624.19\]
D) \[642.19\]
Correct Answer: A
Solution :
\[24.7\times 25.3=(25-0.3)\,(25+0.3)\] \[={{25}^{2}}-{{(0.3)}^{2}}\] \[=625-0.09=624.91\]You need to login to perform this action.
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