In 18 minutes, the minute hand gains over the hour hand by Choose the most appropriate option
A) 16°	B) 80°	C) 88°	D) 99°	E) 110°
In one hour, the hour hand moves 30°, which is 0.5° each minute.   In one hour, the minute hand moves 360°, which is 6° each minutes.   The minute hand gains 5.5° each minute.   In 18 minutes, the minute hand gains   18 * 5.5= 
<gadget id="calculator">  18 * 5.5</gadget>
<output>99</output>
99°.   The answer is 99°.
<result>D</result>
In 18 minutes, the minute hand gains over the hour hand by