Two watches are set for an alarm at 10 0'clock in the night. One watch gains 2 minutes per hour. When the faster watch shows 4:12 in the morning when the alarm rings what does the correct watch show?	Choices:
A) 5:00 B) 4:00 C) 4:10 D) 5:20 E) 6:00
The faster watch gains 2 minutes per hour   The two watches show 10:00 at 10 0'clock   At 11 0'clock -   The correct watch is at 11:00   The faster watch is at 11:02 (1 hour + gains 2 minutes per hour)   At 12 midnight -   The correct watch is at 12:00   The faster watch is at 12:04 ( 2 hours + gains 4 minutes per 2 hours)   In 6 hours the faster watch gains 6*2= 
<gadget id="calculator">6*2</gadget>
<output>12</output>
12 minutes and is at 4:12 and the correct watch is at 4:00   Answer is 4:00
<result>B</result>
Two watches are set for an alarm at 10 0'clock in the night. One watch gains 2 minutes per hour. When the faster watch shows 4:12 in the morning when the alarm rings what does the correct watch show?