Fernando and Kevin are delivering microwave ovens to a local appliance store, whose freight elevator can hold no more than 900 pounds. If Fernando weighs 180 pounds, Kevin weighs 240 pounds, and the microwave ovens weigh 30 pounds each, how many microwaves can Fernando and Kevin deliver at one time if they must ride in the elevator as well?

1.

6

2.

8

3.

13

4.

16

5.

30

Question

Fernando and Kevin are delivering microwave ovens to a local appliance store, whose freight elevator can hold no more than 900 pounds. If Fernando weighs 180 pounds, Kevin weighs 240 pounds, and the microwave ovens weigh 30 pounds each, how many microwaves can Fernando and Kevin deliver at one time if they must ride in the elevator as well?
 






1.

 

6





2.

 

8





3.

 

13





4.

 

16





5.

 

30

anonymous · Answer

The elevator can hold no more than 900 pounds.
Fernando and Kevin weigh together 180 + 240 = 420 pounds
So they can take (900 - 420 =) 480 pounds with them
Each microwave weighs 30 pounds thus they can take (480/30 =) 16 microwaves.