A constructor estimates that 3 people can paint Mr khans house in 4 days. If he uses 4 people instead of 3,how long will they take to complete the job? Answers:  A) 2  B) 8  C) 1  D) 3  E) 4
Explanation:   Use formula For a work Members × days = constant   3 × 4 = 4 × a   a = 3   so answer is 3 days   Answer: 3
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A constructor estimates that 3 people can paint Mr khans house in 4 days. If he uses 4 people instead of 3,how long will they take to complete the job?