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# An elevator carries maximum load of 710 lbs. John’s weight is 150 and

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Senior Manager
Joined: 25 Dec 2018
Posts: 488
Location: India
Concentration: General Management, Finance
GMAT Date: 02-18-2019
GPA: 3.4
WE: Engineering (Consulting)
An elevator carries maximum load of 710 lbs. John’s weight is 150 and  [#permalink]

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05 Mar 2019, 22:45
1
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Difficulty:

15% (low)

Question Stats:

88% (01:42) correct 13% (01:22) wrong based on 24 sessions

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An elevator carries maximum load of 710 lbs. John’s weight is 150 and he is carrying with him two bags of 70 lbs each. If John wants to carry 4 more bags that weigh as much as possible without exceeding the elevator maximum limit, what is the difference between the average weight of the new bags and the average of the weight of bags already in the elevator?

A. 30
B. 35
C. 40
D. 70
E. 105
Intern
Joined: 30 Jan 2019
Posts: 6
Re: An elevator carries maximum load of 710 lbs. John’s weight is 150 and  [#permalink]

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06 Mar 2019, 12:48
Max load of elevator = 710 lbs
Current load in elevator = John's weight + weight of bags = 150 + (70*2) = 150 + 140 = 290
Weight capacity for new bags = 710 - 290 = 420 lbs
Weight per new bag = 420/4 = 105 lbs
Difference in average weights = 105 - 70 = 35 lbs
Re: An elevator carries maximum load of 710 lbs. John’s weight is 150 and   [#permalink] 06 Mar 2019, 12:48
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