math
posted by Janet .
Explain how to form a ratio and how ratios can be used to compare two numbers.
Please help me
Thanks
http://web.math.com/school/subject1/lessons/S1U2L1GL.html#sm3

math 
jeimy
what if the buildin is 512 tall?
what if the building is 100 tall?
what if the buildinf is 64 tall
esxplain to quickly determine the height of any numbre bounce if you know thw height of the bulding from which the ball is droppend
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