Question: the average weight of 8 person ' s increases by 3.5 kg when a new person comes in place of one of them weighing 65 kg . what might be the weight of the new person ?
A)  kg
B)  70 kg
C)  80 kg
D)  90 kg
E)  93 kg
Correct answer: e
Grade: 6 | Topic: Statistics and Probability | Difficulty: Medium | Standard: 6.SP.B.5