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Math Problem Solving: Finding Base Formula Examples with Percentages

Learn how to find base using the P = B x R formula with step-by-step examples. Practice solving for the base when given the percentage and part. Explore real-life scenarios involving percentages and calculations. Improve your math skills with practical application.

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Math Problem Solving: Finding Base Formula Examples with Percentages

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  1. Section 3.3 Finding Base

  2. Formula for Base… • Remember… P = B x R to find PART • Use B = P ÷ R To find Base • (Base = Part divided by Rate) P B R

  3. EX: solve for base • 1. 36 is 10% of _____ • 2. 91 is 5% of _____ • 3. 1.5 is 120% of _____

  4. Examples from p 99 • 30. In analyzing the success of driver’s license applicants, the state finds that 58.3% of those examined received a passing mark. If the records show that 8370 new driver’s licenses were issued, what was the number of applicants? Round to the nearest whole number.

  5. 34. Apple, Inc. recently announced that it will be hiring 1800 employees. If this is about 4.3% of the current workforce, estimate the number of people who work for Apple.

  6. 36. A casino hotel in Barbados states that 45% of its rooms are for non-smokers. If the resort allows smoking in 484 rooms, find the total number of rooms.

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