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#59819 Bangla Language & Literature General Level 0

12 students working for 5 hours a day can solve a certain number of problems in 8 days. How many students are needed to solve. Five times the original number of problems, if they work at 4 hours a day for 15 days?

  1. A 40
  2. B 45
  3. C 90
  4. D 95
Answer: A - 40

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