Practice Quiz

IB Mathematics SL Prep

Category - IB Mathematics

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When formulating answers to market-sizing questions, what’s one of the best strategies to keep in mind?
  1. Be sure to use exact numbers at all times.
  2. Go slow and be as methodical as possible.
  3. Estimate and round numbers whenever possible.
  4. Pick odd numbers that aren’t related to each other in any way.
Explanation
Answer: c - Estimating and rounding numbers is a key skill in getting through questions as quickly as possible.

Key Takeaway: Before formulating your answer, take a moment to choose your numbers carefully - be sure to pick rounded numbers that work easily together, making your arithmetic much less of a headache.
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