1 .
The average temperature of the town in the first four days of a month was 58 degrees. The average for the second, third, fourth and fifth days was 60 degrees. If the temperatures of the first and fifth days were in the ratio 7 : 8, then what is the temperature on the fifth day ?
 [ A ]    62 degrees [ B ]    64 degrees [ C ]    65 degrees [ D ]    66 degrees [ E ]    None of these
 Answer : Option B Explanation :