1 . If the average of z and x is 35, and the average of x and y is 25, then z-y=?
- A. 5
- B. 10
- C. 20
- D. 30
- D. 30
View Answer | Discuss in Forum | Workspace | Report |
1 . If the average of z and x is 35, and the average of x and y is 25, then z-y=?
View Answer | Discuss in Forum | Workspace | Report |