The new mean age will be greater than 14.2 years because the teacher is older than the previous mean.
Answer:
the answer is 5/6 also knows as answer #3
Step-by-step explanation:
because there is 6 sides #s 1-6
Answer:
6:05
Step-by-step explanation:
5:20+40= 6:00
6:00+5= 6:05
If you put 0 in the place of x or y, which every one you choose, it will cancel it or and you can just divide the number next to it by the answer (-20, 20). Take it one step at a time, don't try to do both at the same time.
Answer:
10 years old
Step-by-step explanation:
The difference in ages is 60 -30 = 30 years. When mom was 4 times daughter's age, the difference in their ages was 3 times the daughter's age.
The age difference was 30 years at that time, so the daughter was 10 years old.