If,
1 * 3 * 5 = 16
3 * 5 * 7 = 38
Then find,
15 * 17 * 19 =?
Select.
A) 89 B) 49 C) 68 D) 38 E) 338
338   338   (19 * 17) + 15= 
<gadget id="calculator">(19 * 17) + 15</gadget>
<output>338</output>
338
<result>E</result>
If,
1 * 3 * 5 = 16
3 * 5 * 7 = 38
Then find,
15 * 17 * 19 =?