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Contact [7]
3 years ago
14

a survey asked 72 randomly chosen students if they were going to attend the school play. twelve said yes. if there are 210 ticke

ts sold for the play, predict the number of students who attend the school.
Mathematics
1 answer:
Ugo [173]3 years ago
4 0
We can solve this by setting up a proportion:

12 seeing the play/ 72 students = 210 seeing the play/ x students

We can cross multiply to solve for x:

(12)x=(72)(210)
12x=15,120
x=1,260 students who attend the school
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Sedaia [141]

Answer:

16 cm is the other side

Step-by-step explanation:

Area of rectangle = length × breadth

Area of rectangle = 25 × b

400 =25 × b

Transpose 25 to LHS

400 / 25 = b

16 = b

Hope it helps!!!!!!!

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2 years ago
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8 0
3 years ago
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Ast year, 3,120 students competed in a statewide athletic competition. If each participating school district sent 26 students to
andreyandreev [35.5K]

Answer: 120 schools

Step-by-step explanation:

3,120 students competed in a statewide athletic competition and each participating school district sent 26 students to the athletic competition.

Total number of students= 3120

Total students sent by each school= 26

Number of participating school districts= Total number of students ÷ he students sent by each school

= 3120 / 26

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3 0
2 years ago
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You estimate that a baby pig weighs 21 lbs but it weighs 28 lbs what is the percent of error
lbvjy [14]
Your estimate of the baby pig's weight is 2 pounds. However the actual weight of it is only 16 pounds.
Let's solve for the percentage error of this.
=> 20 - 16 = 4 pounds
=> 4 / 16 = 0.25
=> 0.25 * 100% = 25%
Thus, you added 25% of the baby pig's weight
3 0
3 years ago
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If a thousand dollars is put into a bank account each year the account earns 7% simple interest in 4 years how much interest wou
ser-zykov [4K]

Answer:

$280

Step-by-step explanation:

According to the problem, calculation of the given data are as follows:

Principal amount (P) = $1,000

Rate of interest (r) = 7%

Time period (t) = 4 years

Here we use simple interest formula to calculate interest after 4 years.

I = P × r × t

By putting the value, we get

I = $1,000 × 7% × 4

= $70 × 4

= $280

8 0
2 years ago
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