Question

3. Collect data from your friends, neighbours and classmates to know more
about "milk teeth".
Tabulate your data. One way of doing it is given below:
S. No. Age at which Age at which No. of teeth No. of teeth
first tooth fell last tooth fell lost
replaced.
Find out from at least twenty children and find the average age at which
children lose the milk teeth. You may take help of your friends.​

Answer 1

Answer: Age at which milk teeth come-3months to 3years (total milk teeth=20)

Age at which it fall- 6years to 13 years.

Age at which milk teeth come

6 months

3 months

5 months

Age at which it fall-

12years

13 years

12years6moths.

Explanation:

Answer 2

Age at which it fall-

6years