Homework Help: PROBLEM SOLVING IN MATHEMATICS

Posted by alya on Tuesday, October 25, 2011 at 1:50pm.

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, Tuesday, October 25, 2011 at 2:58pm
14000 * (1/2)^4 = 14000/16 = 875

1 month ago = 7000
2 months ago = 3500
3 months ago = 1750
4 months ago = 875

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