options: Apply and extend previous understandings of multiplication and division to divide fractions by fractions.

Apply and extend previous understandings of numbers to the system of rational numbers.

Apply and extend previous understandings of operations with fractions to add, subtract, multiply, and divide rational numbers.

Extend the properties of exponents to rational exponents.

Compute fluently with multi-digit numbers and find common factors and multiples.

Represent and model with vector quantities.

Reason quantitatively and use units to solve problems.

Perform operations on matrices and use matrices in applications.

Perform arithmetic operations with complex numbers.

Use properties of rational and irrational numbers.

Represent complex numbers and their operations on the complex plane.

Know that there are numbers that are not rational, and approximate them by rational numbers.

Use complex numbers in polynomial identities and equations.

Perform operations on vectors.
problem_activity: Task
It requires $\frac14$ of a credit to play a video game for one minute.
Emma has $\frac78$ credits. Can she play for more or less than one minute? Explain how you know.
How long can Emma play the video game with her $\frac78$ credits?


correct_option_index: 0