Question

Please solve 8th answer and plz send by step by step

Answer 1

Answer:

6 m

Step-by-step explanation:

Rate=Cost /Area

10=15000/Area

Area=1500 m^2

Area = Sum of areas of all walls=lh+hb+lh+hb=2lh+2lb=2(l+b)h=1500

P=2(l+b)

P*h=2(l+b)h

250*h=1500

h=6m

Answer 2

here is your answer.
it may be help you to understand it.