Writing Ratios 3 Ways
What are the three formats of writing a ratio?
The word to, using a :, or a fraction bar.
The ratio of females to males is 2:5. Use words to write the ratio of females to males.
2 females for every 5 males or
2 females for each set of 5 males
There are 2 oranges and 7 apples. What is the ratio of oranges to apples?
2 to 7
2:7
2/7
There are 5 red cars, 10 tan cars, and 20 blue cars at the car show. The ratio of tan cars to total cars is 10 to 35; true or false. Explain.
True, because we are told there are 10 tan cars and when you add 5 red cars, 10 tan cars, and 20 blue cars to get the total cars you get 35.
What do we write in our planners?
The Week at a Glance
A banana bread recipe calls for 2 cups of sugar and 3 cups of bananas. What are the 3 different ways to write the ratio of cups of bananas to cups of sugar?
3 to 2, 3:2, & 3/2
Students voted as follows:
3 for the park, 7 for the pool, & 12 for the zoo
Use words to write the ratio of votes for the zoo to votes for the pool.
12 votes for the zoo for every 7 votes for the pool
or
12 votes for the zoo for each set of 7 votes for the pool
There are 5 girl students absent. In the class, there are usually 15 total girls and 12 total boys. What is the ratio of boys to girls?
12 to 10
12:10
12/10
When putting a bookshelf together the parts needed are as follows:
1 hammer, 20 pegs, 5 shelves, 8 nails, & 1 gallon of paint.
Shannon says that the ratio of total parts needed to gallons of paint can be written as 35:1, 35-1, & 35 to 1. Is Shannon correct? Explain.
No, because we write ratios with the word to, a colon (:), or with a fraction bar.
35 to 1, 35:1, or 35/1
When you miss a Math Journal Quiz or regular quiz what do you need to do?
Ask Mrs. Warnock when you can make it up!
Mrs. Warnock bought 3 containers of chocolate ice cream, 4 containers of vanilla ice cream, and 2 containers of mint chocolate chip ice cream for a classroom party. What are the 3 different ways to write the ratio of total containers of ice cream to mint chocolate chip ice cream?
9 to 2, 9:2, & 9/2
There are five horses, two pigs, ten chickens, and twenty sheep on Beth's farm. Use words to write the ratio of horses to sheep.
5 horses for every 20 sheep
or
5 horses for each set of 20 sheep
At the vet there are 50 dogs out of 93 pets. What is the ratio of total pets to pets that are not dogs?
93 to 43
93:43
93/43
There are 20 females and 37 males at the family reunion. The ratio of total people to females is 47 to 20; true or false. Explain.
False, because when adding 20 females and 37 males to get the total people at the reunion you do not get 47, you get 57.
What was the 1st day we talked about Ratios in 6th grade?
January 5th, 2022 or the 1st day back from Winter Break
Willard has 1 pair of Nike Mag, 6 pairs of Air Jordan, 15 pairs of Nike, & 14 pairs of Adidas. What are the 3 different ways to write the ratio of Willard's pairs of Nike to his pairs of Air Jordan?
15 to 6, 15:6, & 15/6
Doug bought 4 tires for $320 and 4 rims for $200. Use words to write the ratio of total products bought to the total Doug spent.
8 total products bought for every $520 spent
or
8 total products bought for each $520 spent
A recipe calls for nine eggs, ten apples, two cups of sugar, and three cups of milk. What is the ratio of apples to the total number of ingredients?
10 to 4
10:4
10/4
In a town, there are 13 public libraries and 7 book stores. On weekends, 11 of these places are open. Tim says that the ratio of places open on weekends to the total number of places to get books is 11 to 7. Beth says the ratio of places open on weekends to the total number of places to get books is 11 to 31. Who is correct? Explain.
Neither Tim nor Beth is correct as the ratio of places open on weekends to the total number of places to get books is 11 to 20.
When solving Ratio problems how do you receive full credit.
Underline, show work (adding or subtracting), the correct answer, and explain if asked to
Mrs. Warnock works 10 hours per day, reads for 1 hour per day, and sleeps for 8 hours per day. What are the 3 different ways to write the ratio of hours Mrs. Warnock sleeps to hours Mrs. Warnock reads?
8 to 1, 8:1, & 8/1
There are five slices of pizza for $15, three sodas for $10, two waters for free, & five chips for $12. Use words to write the ratio of the total cost for the pizza and water to the total number of pizza and water.
15 total dollars for every 7 total pizzas and water
or
15 total dollars for each set of 7 total pizzas and water
There are 18 city parks and 3 private parks in the town. On the weekends, 9 of the parks are open. What is the ratio of parks open on the weekends to the total number of parks?
9 to 21
9:21
9/21
Jane reads 5 times as many Young Adult books as she does Adult books. Jane has read 25 Young Adult books so far. Thus, Jane thinks that the ratio of Young Adult books to total books read is 25 to 26. Is Jane correct? Explain.
No, Jane is incorrect. If Jane has read 25 Young Adult books and she reads 5 times as many Young Adult books as she does Adult books you have to divide 25 by 5 to discover that Jane has read 5 Adult books. Then 25 plus 5 is 30 which is the total books she has read.
Is the ratio 6:12 the same as 1:2? Explain.
Yes, because when 6 : 12 is simplified the new ratio would be 1 : 2.