Find the unit's digit in the product 2467 153 * 34172?  Select the correct option:  A) 1  B) 2  C) 3  D) 6  E) 7
Unit's digit in the given product=Unit's digit in 7 153 * 172   Now 7 4 gives unit digit 1   7 152 gives unit digit 1   7 153 gives  1*7= 
<gadget id="calculator"> 1*7</gadget>
<output>7</output>
7.Also 172 gives 1   Hence unit's digit in the product=7*1= 
<gadget id="calculator">7*1</gadget>
<output>7</output>
7.   ANSW7R 7
<result>E</result>
Find the unit's digit in the product 2467 153 * 34172?