France is 80% French and 20% non-French. The French have 1.3 babies per couple, and in order to sustain the population it must be 2.1. The non-French have 2.8 babies per couple and to sustain the population it must be 2.1, how do I calculate what percent French France will be in the year 2150?
2006-09-19 17:06:54 · 3 answers · asked by Anonymous in Science & Mathematics ➔ Mathematics
You don't have enough information. You need to know the starting populations of both groups, the average reproduction rate of each group over the next 43 years, the number of reproductive couples in each group, and some other data.
2006-09-19 17:53:46 · answer #1 · answered by Tom-SJ 6 · 0⤊ 0⤋
Multiply 1 by 100.
2006-09-20 00:28:24 · answer #2 · answered by Helmut 7 · 0⤊ 0⤋
There is no enough data to answer this question....
For Ex:
when when a baby borned in 2007, will have a baby ;
the max age of being pregnant isn't clear
2006-09-20 01:46:19 · answer #3 · answered by W_R_No_Angel 1 · 0⤊ 0⤋