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If x can finish a Job in 4 hours and y can finish the same Job in 8 hours independently, then they together will finish the Job in

Asked on by | Votes 0 | Views: 29 | Tags: time and work     | quantitative aptitude     | ssc cgl tier 2 2015     | Add Bounty

If x can finish a Job in 4 hours and y can finish the same Job in 8 hours independently, then they together will finish the Job in
1). 140 minutes
2). 160 minutes
3). 120 minutes
4). 150 minutes


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Answered by on | Votes 0 |
right answer is 160 minutes

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