The number of students in a classroom are a multiple of both 5 and 15.what is the possible total number of students?  Choose the correct choice from the following answers:	A) 90	B) 70	C) 50	D) 63	E) 95
the number of students in a classroom are a multiple of both 5 and 15,so it must be divisible by 5 and 15   63--ruled out [not divisible by 5 &amp; 15]   70,50&amp;95 are all divisible by 5 but not by 15--wrong   90 is divisible by both 5 and 15 [ 90/5= 
<gadget id="calculator">90/5</gadget>
<output>18</output>
18 and   90/15= 
<gadget id="calculator">  90/15</gadget>
<output>6</output>
6]   answer : (90)
<result>A</result>
The number of students in a classroom are a multiple of both 5 and 15.what is the possible total number of students?