Agrade has 81 girls and 72 boys. the grade is split into groups that have the same ratio of girls to boys as the whole grade. how many girls are in a group that has 16 boys?

she would want to sell 10 full-year subscriptions and at least 9 half-year subscriptions to get a total of at least $300. 

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step-by-step explanation:

mark brainliest!

i believe that the answer is

b. y-1=-2(x-4)

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