Question

An industrial shed is to have a total floor space of 600m^2 and is to be divided into 3 rectangular rooms of equal size.The walls,internal and external will cost RM60 per metre to build.What dimensions should the shed have to minimize the cost of the walls?

Answer 1

Is this a multiple choice question?

Answer 2

and is there an image that comes along with this question?

Answer 3

I think this division of rooms will surely lower the cost

Answer 4

its not multiple choice question and no image for this question

Answer 5

Now, Area of each rectangle = 200m^2

Answer 6

Okay. @sauravshakya 's drawing will work then. :)

Answer 7

Now, x*y=200
y=200/x

Answer 8

Now, we have to find the minimum value of
x+y
=x+200/x

Answer 9

=(x^2+200)/x

Answer 10

i guess the shed should be