Question 10
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A can finish a job in 9 days, and B takes 50% more time than A. How long will they take together?
- A 5.4 days Correct
- B 3.6 days
- C 4.5 days
- D 6 days
Correct Answer: Option A
B alone = 9 × 1.5 = 13.5 days
Together = 9 × 13.5/22.5 = 5.4 days
Trap: 3.6 days reads it as B being faster.
Answer: 5.4 days
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