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## Robert Kaplinsky

Directions: Find two fractions whose sum is 1/20. Source: Kara Colley

Directions: What are the maximum and minimum values for c if x^2 + 12x + 32 = (x+a) (x+b) + c? Source: Jedidiah Butler

## The Largest Fraction That Is Less Than One Half

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to create the largest fraction possible that is less than 1/2 and has a single digit in both the numerator and denominator. Source: Dr. Brian Lack

## Highest Degree Polynomials

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to make a polynomial of the highest degree. Source: Robert Kaplinsky

## Interpreting Percentages

Directions: What is the fewest number of people surveyed if exactly 93.6% of people completed a survey? Source: Robert Kaplinsky

## Rolling with the Same Probability

Directions: Using the digits 1 to 9 at most one time each, fill in the boxes to complete this sentence: Rolling a sum of ___ on two ___-sided dice is the same probability as rolling a sum of ___ on two ___-sided dice. Source: Audrey Mendivil, Daniel Luevanos, and Robert Kaplinsky

## Probability of Rolling Two Six Sided Dice

Directions: What value(s) have a 1/12 chance of being rolled as the sum of two 6-sided dice? Source: Daniel Luevanos

## Placing Fractions on A Number Line

Directions: Create 5 fractions using the digits 0 through 9, exactly one time each as numerators and denominators, and place them all on a number line. Source: Robert Kaplinsky