## What are 3 examples of rates?

**Some examples**of unit

**rates**are: miles per hour, blinks per second, calories per serving, steps per day and heart beats per minute.

## Is a rate always a ratio?

Explanation: A

**ratio**is a comparison of two numbers.**Rates**are**always ratios**, since they are comparing two different numbers as they compare two different quantities.## What is Ratio example?

In mathematics, a

**ratio**indicates how many times one number contains another. For**example**, if there are eight oranges and six lemons in a bowl of fruit, then the**ratio**of oranges to lemons is eight to six (that is, 8∶6, which is equivalent to the**ratio**4∶3).## How do you write a rate?

A

**rate**is usually written as a fraction. When**writing**a fraction as a**rate**, we put the first given amount with its units in the numerator and the second amount with its units in the denominator. When**rates**are simplified, the units remain in the numerator and denominator.## How do you simplify a rate?

**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 is the ratio of 3 to 5?

**3**:

**5**= ? : 40. (

**3**out of

**5**is how many out of 40?)

## What is the ratio of 5 8?

Actually

**58**is a**ratio**. All fractions are expressions of**ratios**. The second part of**5:8**is the denominator. This means that the first item has 5 parts for every 8 parts of the second item.## What is the ratio of 5 and 12?

Convert fraction (

**ratio**)**12**/**5**Answer: 240%## What is the ratio of 12 to 10?

Convert fraction (

**ratio**) –**12**/**10**Answer: -120%## How is ratio calculated?

To

**calculate**the**ratio**of an amount we divide the amount by the total number of parts in the**ratio**and then multiply this answer by the original**ratio**. We want to work out $20 shared in the**ratio**of 1:3. Step 1 is to work out the total number of parts in the**ratio**. 1 + 3 = 4, so the**ratio**1:3 contains 4 parts in total.## What is 12 5 as a percentage?

= 75%. (ii) Express

**12/5 as a percent**.## What is 3 out of 12 as a percentage?

**Percentage**Calculator:

**3**is what

**percent**of

**12**? = 25.

## What number is 45 of 80?

Percentage Calculator:

**45**is what percent of**80**? = 56.25.## What is 7 out of 12 as a percentage?

The fraction

**7**/**12 as a percent**is 58.3%.## What grade is a 58%?

If your TA felt that the

**grade**was a borderline C+/B then you would get perhaps 70%, which is on the border between C+ and B.Letter Grade |
Percentage Range | Mid-Range |
---|---|---|

C+ | 65% to 69% | 67.5% |

C | 60% to 64% | 62.5% |

D+ | 55% to 59% | 57.5% |

D | 50% to 54% | 52.5% |

## What is a 7 out of 12 grade?

Convert fraction (ratio)

**7**/**12**Answer: 58.333333333333%## What is a 7 out of 13?

Convert fraction (ratio)

**7**/**13**Answer: 53.846153846154%## What is a 9 out of 13?

Convert fraction (ratio)

**9**/**13**Answer: 69.230769230769%## What is 7 out of 13 in a percentage?

**Percentage**Calculator:

**7**is what

**percent**of

**13**? = 53.85.

David Nilsen is the former editor of Fourth & Sycamore. He is a member of the National Book Critics Circle. You can find more of his writing on his website at davidnilsenwriter.com and follow him on Twitter as @NilsenDavid.