How many different committees can be formed from 12 teachers and 45 students if the committee consists of 3 teachers and 3 stude
1 answer:
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Use a ratio 
. 13.05 dollars.
Answer:
11 bottles
Step-by-step explanation:
make a proportion because if you're using the same rate proportions can show that it's equal
cross multiply
divide the answer by 90 to find x
round to 11 because you can't have 10.8 bottles