1 . Average weight of 8 persons is 120 lb. One person leaves the group and a new person comes in and the new average is 122 lb. If the weight of the outgoing person is 110 lb, then what is the weight of the incoming person?
- A. 126
- B. 122
- C. 118
- D. 120
- D. None of them
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2 . Average weight of 8 persons is 120 lb. One person leaves the group and a new person comes in and the new average is 122 lb. If the weight of the outgoing person is 110 lb, then what is the weight of the incoming person?
- A. 126
- B. 122
- C. 118
- D. 120
View Answer | Discuss in Forum | Workspace | Report |