If 150!/10^n is an integer, what is the largest possible value of n?	Choices
A) 38	B) 47	C) 32	D) 36	E) 37
The question actually asks the highest power of 10 which divides 150! ( For a number to be an integer - Without any remainder all the trailing zeroe's must be divided by the denominator)   10 = 2 x 5   150 factorial will have 37 as -   150/5= 
<gadget id="calculator">150/5</gadget>
<output>30</output>
30   30/5= 
<gadget id="calculator">30/5</gadget>
<output>6</output>
6   6/5=1   So answer will be (37) 37
<result>E</result>
If 150!/10^n is an integer, what is the largest possible value of n?