Saved Bookmarks
| 1. |
The average age of a child in a class of 35 is 11. The average age, including the teacher is 12. How old is the teacher? |
|
Answer» Answer: 47Step-by-step EXPLANATION: the AVERAGE age of students =x/35is 11 x=35×11=385 the average age of student and teacher =x/36=12 x=36×12 =432 the age of teacher= 432 - 385 =47 |
|