Posted by Brianna on Wednesday, October 19, 2011 at 5:59pm.
These are all increases.
18 - 15 = 3
3/15 = 0.2 = 20%
Try the others, and I'll check your answers.
Thank you! Are these right?
$38 to $65
27/38=0.710 = 70%
125lb to 143lb
27/38 = 0.7105 = 71.1% rounded to the nearest tenth
18/125 = 0.144 = 14.4%
Ok. Now I have a question about finding the minimum and maximum possible areas for rectangles with the following areas. This is what I got can you check please?
7 mi x 8 mi
Minimum 7.5x 6.5= 48.75 mi
Maximum 8.5x 7.5= 63.75 mi
12 km x 5 km
Minimum 11.5x4.5= 51.75 km
Maximum 12.5x5.5= 68.75 km
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