Find the unit's digit in the product 2467 153 * 34172?	Choices
A) 1  B) 3  C) 2  D) 5  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.   Option 1
<result>A</result>
Find the unit's digit in the product 2467 153 * 34172?