Question

There is a member A such that there are twice as many members older than A as there are members younger than A. Estimate his age.​

Answer 1

mumbai Indians

Step-by-step explanation:

the king of ipl

Answer 2

Step-by-step explanation:

age group | no.of children| cf

4-5. 5. 5

5-6. 9. 14

6-7. 18. 32

7-8. 35. 67

8-9. 42. 109

9-10. 32. 141

10-11. 15. 156

11-12. 7. 163

12-13. 4. 166.

N=166

N/3= 166/3=55.3

next higher cf is 67

therefore,A class is 7-8

A= L+ N/3-cf/f *I

= 7+ 55.3 - 32/ 35 *1

= 7+ 2/3= 7.66667