Answer:
from my opinion second option is right
Answer:

Step-by-step explanation:

Answer:
90 I am guessing. if it's like a square or rectangle
Assuming you're concerned with interest rate problems, r is generally involved in something like the formula ...
... i = prt
So, r will have the units of ...
... r = i/(pt) = (dollars)/(dollars·year) = 1/year
That is, r is <em>(some fraction) per year</em>.
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Often, the fraction is expressed as a percentage. The fraction will be unitless (as percentages are), leaving the units of r as year⁻¹.
Answer:
5, 5+ 5(1/5) 5 is the number