A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But
whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11
mornings and 12 afternoons. How many days did they stay there totally?
Choices
A) 16 B) 18 C) 20 D) 13 E) 14
Explanation :   Clearly 11 mornings and 12 afternoons = 23 half days   =&gt; Since 13 days raining means 13 half days.   =&gt; So 23-13= 
<gadget id="calculator">23-13</gadget>
<output>10</output>
10 halfdays ( not effecetd by rain )=&gt; So 10 halfdays =5 fulldays   Hence ,   Total no. of days = 13+5= 
<gadget id="calculator">13+5</gadget>
<output>18</output>
18 days   Answer : 18
<result>B</result>
A family X went for a vacation. Unfortunately it rained for 13 days when they were there. But
whenever it rained in the mornings, they had clear afternoons and vice versa. In all they enjoyed 11
mornings and 12 afternoons. How many days did they stay there totally?