SOLUTION: An elevator at a construction site has a maximum capacity of 1,400 kg. If the elevator operator weighs 80 kg and each cement bag weighs 40 kg, how many bags of cement can safely li

Algebra ->  Customizable Word Problem Solvers  -> Misc -> SOLUTION: An elevator at a construction site has a maximum capacity of 1,400 kg. If the elevator operator weighs 80 kg and each cement bag weighs 40 kg, how many bags of cement can safely li      Log On

Ad: Over 600 Algebra Word Problems at edhelper.com


    

Question 1007390: An elevator at a construction site has a maximum capacity of 1,400 kg. If the elevator operator weighs 80 kg and each cement bag weighs 40 kg, how many bags of cement can safely lifted on the elevator in one trip?
Answer by ikleyn(52879) About Me  (Show Source):
You can put this solution on YOUR website!
.
An elevator at a construction site has a maximum capacity of 1,400 kg. If the elevator operator weighs 80 kg
and each cement bag weighs 40 kg, how many bags of cement can safely lifted on the elevator in one trip?
---------------------------------------------------------------------- 
You need to solve an inequality

80 + n*40 <= 1400

and find the maximal integer value of n, which is the number of cement bags.

The solution is 

n <= %281400-80%29%2F40 = 33.

Answer. 33 cement bags.