How to solve a simple proportion

How to solve a simple proportion

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial demonstrates solving a problem using two methods, focusing on cross-multiplying. The instructor explains the steps to simplify the equation and solve for x, followed by simplifying the resulting ratio to its simplest form.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the first method introduced for solving the problem?

Trial and error

Graphical method

Cross-multiplying

Using a calculator

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In the cross-multiplying process, what is the equation set up for x?

x + 8 = 3 * 2

x / 8 = 3 / 2

x - 8 = 3 * 2

x * 8 = 3 * 2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the inverse operation used to solve for x in the equation 8x = 6?

Dividing by 8

Subtracting 6

Multiplying by 6

Adding 8

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the simplified form of the ratio 6/8?

2/3

3/4

4/5

1/2

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to simplify the ratio in the final step?

To reduce calculation time

To ensure accuracy

To make it easier to read

To match the original problem