Step-by-step explanation:
option C is the answer.
hope it helps
Area=length times width
area=10
length=2+√2
width=w
10=(2+√2)(w)
divide both sides by (2+√2)

if we were to rationalize the dnomenator
multiply by



the width is 10-5√2 m
60
,
76
lmk if you need anything else
Its 96, if you need more math problems like this answered just ask me! :D
Answer with explanation:
Time taken by Molly to prepare the Report = 6 hours
Work done in 1 hour 
Time taken by Jere to prepare the Report = 4 hours
Work done in 1 hour 
Their Combined Work , is given by the equation

Time it would take for Molly and Jere to prepare a report together is equal to

= 2.4 hours