Solving Rational Equations and Word Problems

Solving Rational Equations and Word Problems

Assessment

Flashcard

Mathematics

9th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

Student preview

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15 questions

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1.

FLASHCARD QUESTION

Front

What is a rational equation?

Back

A rational equation is an equation that involves at least one fraction whose numerator and/or denominator is a polynomial.

2.

FLASHCARD QUESTION

Front

How do you find the combined work rate of two or more people working together?

Back

To find the combined work rate, add the individual work rates of each person. The work rate is calculated as 1 divided by the time taken to complete the task.

3.

FLASHCARD QUESTION

Front

If Sam can paint a room in 6 hours, what is his work rate?

Back

Sam's work rate is 1/6 of a room per hour.

4.

FLASHCARD QUESTION

Front

If Jenna can paint a room in 4 hours, what is her work rate?

Back

Jenna's work rate is 1/4 of a room per hour.

5.

FLASHCARD QUESTION

Front

If Francisco can paint a room in 12 hours, what is his work rate?

Back

Francisco's work rate is 1/12 of a room per hour.

6.

FLASHCARD QUESTION

Front

How do you calculate the time taken for two people to complete a task together?

Back

Use the formula: 1/(1/A + 1/B) where A and B are the times taken by each person to complete the task alone.

7.

FLASHCARD QUESTION

Front

If Bob can paint a fence in 5 hours, what is his work rate?

Back

Bob's work rate is 1/5 of a fence per hour.

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