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ivolga24 [154]
2 years ago
9

Sarah is selling water bottles at a football game for $2.25 each . She spent $36.75 to purchase the water bottles, ice, and cool

er. If she wants to make at least $180 after expenses, what is the fewest number of water bottles she must sell?
D. 117 97 B. 80 A. 64
Please help I to know how to solve it but I know The answer is 97B.

Mathematics
1 answer:
lidiya [134]2 years ago
4 0

Answer:

need to sell 97 bottles of water

Step-by-step explanation:

36.75 + 180 = 2.25x

216.75 = 2.25x

divide both sides by 2.25

x = 96.33333

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Answer:

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2 years ago
Of the students who eat in a certain cafeteria, each student either likes or dislikes lima beans and each student either likes o
spayn [35]

Answer: There are 32 students who like brussels sprouts but dislike beans.

Step-by-step explanation:

Since we have given that

Number of students eat in the cafeteria = 120

Fraction dislike lime beans = \dfrac{2}{3}

Fraction who dislike lime beans and brussles sprouts both = \dfrac{2}{3}\times \dfrac{3}{5}

Fraction who dislikes lime beans but not brussles is given by

\dfrac{2}{3}(1-\dfrac{3}{5})\\\\=\dfrac{2}{3}\times \dfrac{2}{5}\\\\=\dfrac{4}{15}

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\dfrac{4}{15}\times 120\\\\=32

Hence, there are 32 students who like brussels sprouts but dislike beans.

7 0
3 years ago
What's the inverse of f(x)=3x^2+6?
djyliett [7]
Switch where the x and y are, then solve for y. f(x) = y.

x = 3y^2 + 6

x-6 = 3y^2

(x-6)/3 = y^2

f^-1(x) = y = sqrt((x-6)/3)
5 0
3 years ago
I need help on a math question thank u
ElenaW [278]

Answer:

<u>XZ is longer than XY</u>

Step-by-step explanation:

First we can notice all of the answers consist of knowing the lengths, so we must now find the lengths for each segment. To do this, we must use the pythagorean theorem.

(1, -1) and (-5, -5)

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(1, -1) and (8, -2)

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So, the length of XY is 7.07106781 units long.

<u>XZ is longer than XY</u>

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2 years ago
Tracy deposited $59 into a bank account that earned 3.5% simple interest each year. If no money was deposited into or withdrawn
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The money in the account is 62.10
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