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Quantitative Aptitude

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Work and Time

Question
17 out of 25
 

Shiela draws 15 botany diagrams in a single sitting of 6 hours. How many hours does she need to draw 40 zoology diagrams if 2 zoology diagrams take the same time as 3 botany diagrams? [Also she must take a 15 minute break after each 6 hour sitting.



A 18 h 45 min
B 18 h 30 min
C 18 h 15 min
D 12 h 15 min
E None of These

Ans. E Per hour = 15/6

2 zoology = 3 botany

40 zoology = 60 botany

So he can do in hour

He take break = 15 x = 60 minute = 1 hour

= 25 hour

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