Jennifer had $90 to spend on herself. She spent 1/5 of the money on a sandwich, 1/6 for a ticket to a museum, and 1/2 of it on a book. How much money does Jennifer have left over?	Pick: A) $12 B) $14 C) $5 D) $15 E) $0
1/5 x $90 = $15 for sandwich   1/6 x $90 = $45 for museum   1/2 x $90 = $78 for book   $15 + $45 + $18 = $78 spent   $90 - $78 15 +  45 +  18= 
<gadget id="calculator"> 15 +  45 +  18</gadget>
<output>78</output>
$78 spent   $90 - $78= $12 left over   correct answer $12 90 -  78= 
<gadget id="calculator"> 90 -  78</gadget>
<output>12</output>
$12 left over   correct answer $12
<result>A</result>
Jennifer had $90 to spend on herself. She spent 1/5 of the money on a sandwich, 1/6 for a ticket to a museum, and 1/2 of it on a book. How much money does Jennifer have left over?