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NeX [460]
3 years ago
13

Which one should I choose.

Mathematics
1 answer:
Mice21 [21]3 years ago
7 0

Answer: 9

54 ÷ 2

27

3x = 27

x = 9

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Please help with this question it is 60% of my grade.
Vsevolod [243]

Answer: b

Step-by-step explanation:

you start with 0 min- equals 24

1 min- 21

2 min- 18

3 min- 15

4 min- 12

5 min- 9

and so on- you look for the table that best describes that. x represents the minutes, and y represent the amount of water left in the sink.

3 0
3 years ago
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Write the explicit formula for the geometric sequence. Then find the fifth term in the sequence.
mr_godi [17]
The sequence:  a 1 = - 4,  a 2 = 8,  a 3 = -16,...
a 2 = a 1 * r
8 = - 4 * r
r = 8 : ( - 4 ) 
r = - 2
a n = a 1 * r^(n-1)
a 5 = - 4 * ( - 2 ) ^4 = - 4 * 16 = - 64
Answer:
The fifth term in the sequence is - 64. 
6 0
3 years ago
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a regular hexagon has a perimeter of 150m. Find it's area. leave your answer in simplest radical form
umka21 [38]
37.5 times the square root of 3
5 0
3 years ago
For a trip, one high school rented and filled 5 vans and 6 buses with 187 students. Another high school instead fit its 176 stud
serious [3.7K]

Answer:

A bus can carry 22 students and a van can carry 11 students.

Step-by-step explanation:

Let the number of students bus can carry be 'b'.

Let the number of students van can carry be 'v'.

Given:

One High school:

Number of bus = 6

Number of vans = 5

Number of students = 187

So we can say that;

Number of bus multiplied by number of students bus can carry plus Number of vans multiplied by number of students van can carry is equal to Number of students.

framing in equation form we get;

6b+5v=187  ⇒ Equation 1

Also Given:

One High school:

Number of bus = 7

Number of vans = 2

Number of students = 176

So we can say that;

Number of bus multiplied by number of students bus can carry plus Number of vans multiplied by number of students van can carry is equal to Number of students.

framing in equation form we get;

7b+2v=176  ⇒ Equation 2

Now multiplying equation 2 by 5  we get;

5(7b+2v)=5\times176

35b+10v=880 ⇒ Equation 3

Now multiplying Equation 1 by 2 we get;

2(6b+5v)=187\times2

12b+10v=374  ⇒ Equation 4

Subtracting equation 4 from equation 3 we get;

35b+10v-(12b+10v)=880-374\\\\35b+10v-12b-10v= 506\\\\23b =506\\\\b =\frac{506}{23} =22\ students

Substituting value of b in equation 2 we get;

7b+2v =176\\\\7\times 22+2v =176\\\\154+2v=176\\\\2v=176-154\\\\2v =22\\\\v =\frac{22}{2}=11\ students

Hence A bus can carry 22 students and a van can carry 11 students.

6 0
3 years ago
The cost of a catering prom is 250 plus $15 for each person attending. what is the cost of 150 people?
Anastasy [175]

Answer:

$2500

Step-by-step explanation:

First, multiply the $15 for the 150 people attending, to get 2250. Next, add the last $250 to get a total cost of $2500

Hopefully this helps- let me know if you have any questions!

4 0
3 years ago
Read 2 more answers
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