Simplify 64568 * 9999
Choose the correct choice from the following options
A) 645615432	B) 236547892	C) 289546354	D) 558666666	E) 236669855
Explanation:   Although it is a simple question, but the trick is to save time in solving this.   Rather than multiplying it we can do as follows:   64568 * (10000 - 1) = 645680000 - 64568= 
<gadget id="calculator">645680000 - 64568</gadget>
<output>645_615_432</output>
645615432   645615432nswer: Option 645615432
<result>A</result>
Simplify 64568 * 9999