Maths · Arithmetic and Geometric progressions
A farmer has enough food to feed 28 animals in his cattle for 9 days. How long w
A farmer has enough food to feed 28 animals in his cattle for 9 days. How long would the food last if there were 8 more animals in his cattle ?
- A. 5
- B. 7
- C. 10
- D. None of these
Step-by-step solution
Total food is constant: 28 animals × 9 days = 252 animal-days. With 8 more animals, total animals = 36. Number of days = 252 ÷ 36 = 7 days.
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