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Cloud [144]
3 years ago
15

The students at Walden Middle school are selling tins of popcorn to raise money for new uniforms. They sold 42 tins in the first

week. How much money did they make in the first week? Each tin of popcorn cost $9.25.
Mathematics
1 answer:
tiny-mole [99]3 years ago
5 0

Answer:

$388.5

Step-by-step explanation:

You might be interested in
The sum of two numbers is 58. The smaller number is 16 less than the larger number. What are the numbers?
MissTica

Answer:

hope it may help you

Step-by-step explanation:

n and n+14 are the numbers or you can use n and n-14; either way

n+n+14=58

2n+14=58

2n=58-14

2n=44

n=22 and n+14=22+14=36

22 and 36 are the numbers

or,...

58/2=29

29 and 29

28 and 30

27 and 31

26 and 32

25 and 33

24 and 34

23 and 35

22 and 36 answer

6 0
3 years ago
Write the point slope form of the equation of the line through the given points.
oee [108]

Answer:

\displaystyle y - 3 = -1\frac{1}{5}x\:OR\:y + 3 = -1\frac{1}{5}x - 5

Step-by-step explanation:

First, find the <em>rate of</em><em> </em><em>change</em><em> </em>[<em>slope</em>]:

\displaystyle \frac{-y_1 + y_2}{-x_1 + x_2} = m \\ \frac{3 + 3}{-5 ± 0} = -\frac{6}{5} = -\frac{1}{5}

Then plug these coordinates into the Point-Slope Formula Remember, in this formula, all the negative symbols give the OPPOSITE terms of what they really, so be EXTREMELY CAREFUL inserting the coordinates into the formula with their CORRECT SIGNS. It does not matter which ordered pair you choose:

\displaystyle y - y_1 = m[x - x_1] \\ \\ y - 3 = -1\frac{1}{5}x\:OR\:y + 3 = -1\frac{1}{5}x - 5

I am joyous to assist you anytime.

5 0
3 years ago
A homeowner wants to increase the size of a rectangular deck that now measures 14 feet by 22 feet. The building code allows for
Bumek [7]

Answer:

10.6 feet

Step-by-step explanation:

Length = 22ft

width= 14ft

Maximum area = 800 sq. ft

Let X be increase in the number of feet for the length and width.

The new length = (22 + x) ft

New width= (14 + x) ft

Area = (22+x)(14+x) ≤ 800

308 + 36x + x^2 ≤ 800

x^2 + 36x + 308 - 800 ≤ 0

x^2 + 36x - 492 ≤ 0

Solve using quadratic equation

x = (-b +/- √b^2 - 4ac) / 2a

a= 1, b = 36, c= 492

x = (-36 +/- √36^2 - 4*1*-492)/ 2*1

= (-36 +/- √1396 + 1968) / 2

= (-36 +/- √3264) / 2

= (-36 +/- 57.13) / 2

x = (-36 + 57.13)/2 or (-36 - 57.13)/2

x = 21.13/2 or -93.13/2

x = 10.6 or -31.0

x = 10.6 ft

The length and width must increase by 10.6 ft each

7 0
3 years ago
Convert 32 feet per second to kilometers per hour. (Hint: There are 5280 feet in a mile, and one mile is 1.61 kilometers)
bogdanovich [222]

Answer:

35.113 km per hour is the correct answer

6 0
3 years ago
During a match , an average tennis player should be able to hit 2/5 of his or her first serves within the service lines. If Sam
vlada-n [284]

Answer:

60 serves

Step-by-step explanation:

According to the average, Sam should be able to hit 2/5 of his serves within the service lines.

If Sam hits 150 serves, find 2/5 of 150

2/5 * 150/1 = 300/5 = 60

Sam hit 60 serves within the service line during the match.

Hope this helps :)

4 0
3 years ago
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