The square root is 
Just square the top and bottom of the fraction. 
and 
so we have 12/16 and then we reduce to 3/4
The perimter of a rectangle is 90 centimeters.the length is 27 centimeters what is the width of the rectangle
1 answer:
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Given that,
Shelley's pet food store sold one customer 5 peanut butter biscuits for $3. She sold another customer 7 beef treats for $4.20.
For peanut, the cost is ratio is
For beef, the ratio is
If we take cross product of these items,
It implies, that the sale is in true proportion. From the cross product, we find that it is equal.