The average age of 4 persons- A, B, C and D is 25 years. When 3 new persons E, F and G are added the average age increases by 3 years. What is the average age of E, F and G?
1
32 years
2
30 years
3
25 years
4
28 years
5
None of these
The average age of 4 persons- A, B, C and D is 25 years. When 3 new persons E, F and G are added the average age increases by 3 years. What is the average age of E, F and G?