Posted by alya on .
the number of students in a school doubles every month. if there are 14000 students in the school, how many students were there in the school four months ago?

PROBLEM SOLVING IN MATHEMATICS 
Steve,
14000 * (1/2)^4 = 14000/16 = 875
1 month ago = 7000
2 months ago = 3500
3 months ago = 1750
4 months ago = 875