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anyanavicka [17]
3 years ago
9

A group of adults and children decided to go to the movies. Tickets to the movie cost 4 dollars for children and 9 dollars for a

dults. There were 11 people in the group. Create a system of equation to represent this situation. Solve the system using substitution to figure out how many children and how many adults were in the group.
Mathematics
1 answer:
denis-greek [22]3 years ago
4 0

Answer:

6 aduts and 5 kids

Step-by-step explanation:

$20 for the kids in total and $54 for the adults

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Pls help me with either one
blagie [28]

7. 65 + 75 = 140

180 - 140 = 40

( I think this is the answer)

6 0
3 years ago
Read 2 more answers
The Nut House sells peanuts for $6.75 per pound and cashews for $9.50 per pound. On Saturday, they sold 32 pounds more peanuts t
Ber [7]

Answer:

81 pounds

Step-by-step explanation:

Given that:

Peanut per pound = $6.75

Cashew per pound = $9.50

Let

Number of cashews sold = x

Number of peanuts sold = x + 32

Total sales made = $1,012.25

(Number of caahew sold * cost of cahew) + (Number of peanut sold * cost of peanut) = total sales made

(x * 9.50) + [(x + 32) * 6.75)] = 1012.25

9.50x + 6.75x + 216 = 1012.25

16.25x = 796.25

x = 796.25 / 16.25

x = 49

Number of peanuts sold = x + 32 = 49 + 32 = 81

3 0
3 years ago
Which of the following is a true polynomial identity?
AlladinOne [14]
C or d i think is the correct answer
5 0
3 years ago
An airplane is traveling at a speed of 240 mph with a bearing of 110° the wind velocity is 56 mph at a bearing of 325° what are
Anni [7]
1 answer · Mathematics
Best Answer
"Bearing" is the relative position of an object outside the plane compared to the position of the plane.
Heading the the direction the nose of the plane is pointing
Course is the direction that pilot wants the plane to go.
And I am not sure what you call the wind direction other than direction. Wind direction is always the direction the wind is blowing from.

An airplane is traveling at a speed of 240 miles/hour with a HEADING of 110°

If the plane is heading 110 and the wind is blowing from 325
325 - 110 = 215.
215-180 = 35.

you have a "quartering tail wind." Ground speed will be in excess of the airspeed. True course will be south if the indicated heading.

Tailwind component = 56 cos (35) = 46
cross wind component = 56 sin (35) = 32
course deviation = tan^-1(32) / (286) = 6 degrees
116 degrees at 286 kts

this is actually a slight bit of shorthand.
slightly more precise is C^2 = 286^2 + 32^2
C = 288
and you could have used the law of cosines.
8 0
3 years ago
A series consists of some numbers such that the summation of the divisors of any number of that series is 1 less than twice of t
dezoksy [38]

Answer:

The 9th term is 17179869184

Step-by-step explanation:

Here we have that;

The divisors of 1 = 1 which is 1 less than 1*2

The sum of the divisors of 2 = 1 + 2  = 3 which is 1 less than 2*2

The sum of the divisors of 4 = 1 + 2 + 4 which is 1 less than 4*2

The sum of the divisors of 8 = 1 + 2 + 4 + 8 which is 1 less than 8*2

The sum of the divisors of 32 = 1 + 2 + 4 + 8 + 16 + 32 which is 1 less than 32*2

The sum of the divisors of 256 = 1 + 2 + 4 + 8 + 16 + 32 + 64 + 128 + 256 which is 1 less than

The next numbers are therefore,

32 × 256 = 8192

256 × 8192 = 2097152 and the 9th term is therefore;

8192 × 2097152 = 17179869184.

4 0
3 years ago
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