Qatar Senior Secondary Certificate (Thanaweya) · Advanced Mathematics

Algebra, Trigonometry and Probability

103 practice questions, each with the answer and an explanation.

All 103 questions

  1. A culture of 500 bacteria doubles every 5 hours. How many bacteria are there after 15 hours?
  2. A culture of 80 bacteria doubles every 6 hours. How many bacteria are there after 18 hours?
  3. A culture of 10 bacteria doubles every 2 hours. How many bacteria are there after 8 hours?

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