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svp [43]
3 years ago
9

Each student at Madison middle school owns three spiral notebooks. Mrs. Campbell wants to calculate the total number of notebook

s in the middle school. What variable is needed to calculate the total? A. r, the number of students with red notebooks B. t, the number of teachers who have notebooks C. n, the number of spiral notebooks per student D. s, the number of students at the school
Mathematics
1 answer:
adoni [48]3 years ago
8 0
D. S, the number of students at the school
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Convert 550cm to meters
Viefleur [7K]

1 meter = 100 cm

550/100 = 5.5

 5.5 meters

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3 years ago
Please help me on this
Eduardwww [97]
To multiply a fraction, you simply multiply across the top and across the bottom.

-3 *-4 = 12
5 * 7 = 35

Final Answer: 12/35
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3 years ago
7. John's seafood restaurant is trying to estimate its profits. John has found that on average, each meal served costs the resta
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Answer:

f(c) =17.12c -14.56c + 5.40(.5c) - 1.20(.5c)

Step-by-step explanation:

Profit is the difference between revenue (17.12c +5.40(.5c)) and cost(14.56c+1.20(0.5c)). That difference is expressed by the function shown above.

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3 years ago
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A college committee consists of 3 freshmen, 4 sophomores, 5 juniors, and 2 seniors. A subcommittee of 4 consisting of 1 person f
dezoksy [38]

Answer:

120

Step-by-step explanation:

The subcommittee needs to contain 1 out of 3 freshmen, 1 out of 4 sophomores, 1 out of 5 juniors and 1 out of 2 seniors. Assuming order is not important, the number of possibilities to pick the subcommittee members is given by:

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5 0
3 years ago
Using​ 45-in. fabric, Regan needs 2 and one fourth yd for a​ dress, one fourth yd of contrasting fabric for the band at the​ bot
Arte-miy333 [17]

Answer:

7\dfrac14$ yards

Step-by-step explanation:

Regan needs the following:

2\dfrac{1}{4} yards for a​ dress

\dfrac{1}{4}$ yards of contrasting fabric for the band at the bottom$\\4\dfrac{3}{4}$ yards for a coordinating jacket.

Total Length of fabric needed

= 2\dfrac{1}{4}+\dfrac{1}{4}+4\dfrac{3}{4}\\=2+4+\dfrac{1}{4}+\dfrac{3}{4}+\dfrac{1}{4}\\=6+1+\dfrac{1}{4}\\=7\dfrac{1}{4}$ yards

The number of yards of 45-in. fabric needed is 7\dfrac14$ yards.

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3 years ago
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