SOLUTION: I'm really stuck on this one. A wall is 60m long and 2.5m high. How many litres of paint will I need if one litre cover 7.5 m squared. Thanks

Algebra ->  Rate-of-work-word-problems -> SOLUTION: I'm really stuck on this one. A wall is 60m long and 2.5m high. How many litres of paint will I need if one litre cover 7.5 m squared. Thanks      Log On


   

Question 973588: I'm really stuck on this one. A wall is 60m long and 2.5m high. How many litres of paint will I need if one litre cover 7.5 m squared.
Thanks
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
The surface area(SA) is 60 * 2.5
SA = 150 square meters
Number of litres of paint = 150 / 7.5 = 20 litres