Answer:
1.6 dozen cookies per an hour
Step-by-step explanation:
2 1/2 divided by 2 1/2 gives you 1 hour and 4 divided by 2 1/2 gives you 1.6 dozen cookies
Answer:
5/19
Step-by-step explanation:
The first one being a man is 10/20, or 1/2, odds. The second being a woman is 10/19 odds. Multiply these together to get 10/38, which is equal to 5/19.
EDIT:
Order of operations doesn't matter in addition. So you can add them in any order.
Answer:
D
Step-by-step explanation:
3 is not irrational, it can be converted into a fraction (ratio) 3/1 quite easily
4.

5.

doesn't belong with the other three because it is irrational number
The other three can be expressed as a ratio between two <span>integers.

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