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May 2017, Week 2

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Subject:
FW: Hi, here's your DAT Question of the Day!
From:
Kemile A Jackson <[log in to unmask]>
Date:
Fri, 12 May 2017 17:02:23 +0000
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[DAT Question of the Day, Click Display Images To See]


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The Matrix

It takes 6 minutes and 12 minutes, respectively, to run two computer programs when they are run one at a time. However, their speeds are reduced by 50% and 40%, respectively, if running in parallel. If a PC starts running the two programs together, how long will it take for them to finish?

A. 17.4 minutes

B. 18 minutes

C. 16 minutes

D. 16.8 minutes

E. 15.5 minutes

To see the solution and images, visit the following link:
http://datquestionoftheday.com/math/the-matrix/<http://datquestionoftheday.us4.list-manage.com/track/click?u=d3318065969b7c08ead5d4c4d&id=3e0cbe2877&e=61d7ba7392>

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