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lesson 'Amortizing a debt on a credit card' in section 'Finance'
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lesson 'Upper level problem on evaluating an expression of polynomial roots' in section 'Evaluation_Word_Problems'
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lesson 'A circle of maximum radius tangent to and inscribed in parabola' in section 'Quadratic-relations-and-conic-sections'
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lesson 'Word problems on engineering constructions of parabolic shapes' in section 'Quadratic_Equations'
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lesson 'Annual depositing and semi-annual compounding in ordinary annuity saving plan' in section 'Finance'
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lesson 'Binomial distribution problems on overbooking flights' in section 'Probability-and-statistics'
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lesson 'OVERVIEW of lessons on Probability, section 2' in section 'Probability-and-statistics'
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lesson 'Upper League geometric probability problems' in section 'Probability-and-statistics'
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lesson 'Problems on long chains of related events' in section 'Probability-and-statistics'
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lesson 'Probability problems similar to a coinciding birthdays problem' in section 'Probability-and-statistics'
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lesson 'Problems on evaluating in Geometry' in section 'Evaluation_Word_Problems'
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lesson 'Solving systems of equations containing radicals' in section 'Radicals'
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lesson 'Using proportions to solve some nice simple Travel and Distance problems' in section 'Proportions'
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lesson 'Do not fall into a TRAP when analyzing problems on trigonometric functions' in section 'Coordinate-system'
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lesson 'Solving problems on population growth using logistic functions' in section 'logarithm'
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lesson 'Snow removal problem' in section 'Rate-of-work-word-problems'
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lesson 'Advanced probability problems on binomial distribution' in section 'Probability-and-statistics'
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lesson 'Solving upper level exponential equations' in section 'logarithm'
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lesson 'Finance problems solved using Excel' in section 'Finance'
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lesson 'Using empirical rules to determine normal distribution probabilities' in section 'Probability-and-statistics'
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lesson 'Arithmetic word problems to solve them MENTALLY' in section 'Numeric_Fractions'
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lesson 'Upper level problem on a party of people sitting at a round table' in section 'Permutations'
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lesson 'Upper league combinatorics problem' in section 'Permutations'
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lesson 'Simple arithmetic word problems on "rate of work"' in section 'Numeric_Fractions'
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