Write a part-to-whole ratio from a situation
Write the ratio as two numbers with a colon between them, like 3 : 8. The whole is all the groups added together.
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There are 1 cats and 1 dogs. Write the ratio of cats to all of the pets.
Answer: 1 : 2
There are 1 cats and 3 dogs. Write the ratio of cats to all of the pets.
Answer: 1 : 4
There are 4 boys and 3 girls. Write the ratio of boys to all of the students.
Answer: 4 : 7
Tip: Write the ratio as two numbers with a colon between them, like 3 : 8. The whole is all the groups added together.
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