The answer is 15%.
Just divide 3 and 20.
I think the answer is the third one
1/5 of 3/5=1/5 times 3/5=3/25
each recieves 3/25 of the pizza
Her error was dividing them by 2 she would place 1.25 over 5 then divide by 5 to get the unit rate per minute then multiply the quotient by 2 to get the rate of degrees moved for 2 minutes which is .5 or .50 degrees every two minutes.
Answer: 169.52
Step-by-step explanation
%increase which is 5% =100 x final - initial
---------------------
initial
the initial is $169.52
and the final $178