Chain Rule Practice Test 2 with solutions

Question : 4 of 40

Marks: +1, -0

Fifteen painters can paint 15 paintings in 15 days. How long will it take for one painter to paint one painting?

1 days
7.5 days
5 days
15 days
None of these

Solution:

15 Painters can paint 15 painting in 15 days.
Number of days 1 painter can paint 15 paintings = (15 × 15)
Number of days 1 Painter can paint 1 painting
=

({15×15}/{15})

days = 15 days

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