Question

If only 2 couples are existing today. Suppose each of these couple give birth to 4 children & the 8 children form 4 couples & each couple in turn give birth to 4 children, & those 16 form 8 couples & give birth to 4 children each & so on, can you tell exactly the number of persons existing after 10 generations, excluding the two initial couples?

Answer 1

Answer:

We start out with 2 couples, four people or 22 people who increase their progeny as follows: 23+24+25+26+27+28+29+210+211+212= 8184

Step-by-step explanation: