Asked by Priska

Susan was 20 years old when her daughter janet was born what will Janet's age be when their age ratio is 7 :2 what I got is x = 2/9(x + 20) but it gives me an uneven number and not sure if it's correct
Answered by Waverly's Friend
You should check out the video on Kahn Academy for this. When I had trouble with this, thats what I did and it helpled alot. Just search what your looking for, and afterwords, type kahn academy. It should either take you to a youtube video link, or their website link. Either should help :)
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