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#28770 Bangla Language & Literature Ratio Proportion and Partnership Level 0

Coffee A normally costs Tk.100 per lb. It is mixed with coffee B, which normally costs Tk.70 per lb, to from a mixture that costs Tk.88 per lb. If there are 10 lbs of the mix, how many pounds of coffee A is used in the mixture?

  1. A 4
  2. B 5
  3. C 6
  4. D 7
Answer: C - 6

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