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.