Answer:
15/2 is greater than 13/2
The least common denominator is 420
<h3>How to find the least common denominator?</h3>
The expressions are given as:
11/70 and 7/60
Factorize the denominator of the fractions.
So, we have
70 = 7 * 10
60 = 6 * 10
Multiply the factors
LCD = 6 * 7 * 10
Evaluate
LCD = 420
Hence, the least common denominator is 420
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Area of rectangles is l (length) x w (width)
First do .80 x 10 to get $8 then add 8 to 5.50 to get $13.50