On dividing 15 by a number, the quotient is 4 and the remainder is 3. Find the divisor?  Options:	A) 3	B) 6	C) 9	D) 12	E) 15
d = (D-R)/Q   = (15 - 3)/4   = 12/4= 
<gadget id="calculator">12/4</gadget>
<output>3</output>
3   3)
<result>A</result>
On dividing 15 by a number, the quotient is 4 and the remainder is 3. Find the divisor?