## How do you figure out ratios?

How to calculate ratio – ‘standard’ exam question –

## What is the ratio of 2 to 4?

For example, the ratio 2:4 is equal to the ratio 1:2.

## How do you find equivalent ratios?

To find an equivalent ratio, multiply or divide both quantities by the same number. It is the same process as finding equivalent fractions. Let’s look at the ratio \begin{align*}\frac{3}{2}\end{align*}, the ratio of the number of stars to the number of circles. Multiply both the numerator and denominator by 2.

## What is the ratio of 15 to 3?

Simplify 15 : 9

Ratio | 15 : 9 |
---|---|

Factors of 9 | 1 , 3 , 9 |

Greatest Common Factor (G.C.F) | 3 |

Divide both by G.C.F | 15 ÷ 3 = 5 9 ÷ 3 = 3 |

Ratio in simplest form | 5 : 3 |

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## How do you solve a ratio problem?

**To use proportions to solve ratio word problems, we need to follow these steps:**

- Identify the known ratio and the unknown ratio.
- Set up the proportion.
- Cross-multiply and solve.
- Check the answer by plugging the result into the unknown ratio.

## What is the ratio of 4 to 3?

Ratio Calculator

Equivalent Ratios of 4 : 3 | ||
---|---|---|

4 : 3 | 8 : 6 | 20 : 15 |

24 : 18 | 28 : 21 | 40 : 30 |

44 : 33 | 48 : 36 | 60 : 45 |

64 : 48 | 68 : 51 | 80 : 60 |

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## How do you simplify a ratio?

**How to Simplify a Ratio A : B when A and B are both whole numbers**

- List the factors of A.
- List the factors of B.
- Find the greatest common factor of A and B, GCF(A, B)
- Divide A and B each by the GCF.
- Use the whole number results to rewrite the ratio in simplest form.

## What does a ratio of 4 to 1 mean?

The taller one is obviously four times taller than the other, so we say thier heights are in the ratio of four to one. What this means is that for every one unit of height on the left bar, the tall bar has four height units. Hence “four to one”.

## How do you solve a ratio question?

**To use proportions to solve ratio word problems, we need to follow these steps:**

- Identify the known ratio and the unknown ratio.
- Set up the proportion.
- Cross-multiply and solve.
- Check the answer by plugging the result into the unknown ratio.

## What are equal ratios?

Equivalent ratios (which are, in effect, equivalent fractions) are two ratios that express the same relationship between numbers. We can create equivalent ratios by multiplying or dividing both the numerator and denominator of a given ratio by the same number.

## What is the ratio of 2 9?

Convert fraction (ratio) 2 / 9 Answer: 22.222222222222%