Question: the average wages of a worker during a fortnight comprising 15 consecutive working days was $ 90 per day . during the first 7 days , his average wages was $ 87 per day and the average wages during the last 7 days was $ 90 per day . what was his wage on the 8 th day ?
A)  $ 83
B)  $ 90
C)  $ 92
D)  $ 97
E)  $ 111
Correct answer: e
Grade: 6 | Topic: Statistics and Probability | Difficulty: Hard | Standard: 6.SP.B.5