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Delicious77 [7]
3 years ago
7

A store was selling lawn mowers for $69. The repair

Mathematics
2 answers:
ale4655 [162]3 years ago
8 0

Answer: he is right

Step-by-step explanation:

Natali5045456 [20]3 years ago
5 0

Answer:

$84.87

Step-by-step explanation:

The mover costs $69

23% of 69 is $15.87

add the two together to get $84.87

(or just multiply 69 by 1.23)

You might be interested in
A contractor purchases 7 dozen pairs of padded work gloves for $103.32. He incorrectly calculates the unit price at $14.76 per p
kvv77 [185]

Answer:

The correct unit price would be $1.23.

The contractor divided 103.32 by 7, resulting in an error.

Step-by-step explanation:

If we know a dozen equals 12, then 7 dozen looks like:

7(12)

Multiply.

84

Now we know the contractor purchases 84 pairs of padded work gloves.

Let's find our unit price:

<em>unit price =</em> \frac{cost}{units}

Substitute.

<em>unit price = </em>\frac{103.32}{84}

Divide.

<em>unit price = </em>1.23<em />

<em>__</em>

To find the error of the contractor, let's try substituting in a number (7) provided in the question to see if we get $14.76 per pair:

\frac{103.32}{7}

Divide.

14.76

7 0
3 years ago
The scale drawing of a building has a width of 4 inches and a height of 8 inches. If the width of the actual building is 32 feet
kirill115 [55]
Hello!

First you have to find the scale

32 / 4 = 8

To get the actual building you multiply the scale building by 8 and change the units to feet

8 * 8 = 64ft

The answer is 64ft

Hope this helps!
6 0
2 years ago
The university police department keeps track of the number of tickets it write in a year. Last year the campus police wrote 1460
AlladinOne [14]

Answer:

2

Step-by-step explanation:

We are given that Ticket writing on campus follows a Poisson process.

Last year the campus police wrote 1460 tickets

So, X \sim Poisson (1460 / year)

1 year = 365 days

So, E(Y) =\frac{1460}{365}=4

So,  the standard deviation of the number of tickets written per day by the campus police = \sqrt{4} =2

Hence the standard deviation of the number of tickets written per day by the campus police is 2

5 0
2 years ago
How do you know if a scatter plot shows a linear relationship?
Katyanochek1 [597]
In the points on the scatter-plot are close together and resemble a line. If you cannot see a line, that means there is not correlation. A line going down is negative correlation, and a line going up is positive correlation.
8 0
3 years ago
PLEASE ANSWER FOR ME I REALLY NEED HELP. CORRECT ANSWERS ONLY
larisa [96]

Answer:

D, B, F

Step-by-step explanation:

$2 each pound

x= pounds

y= total cost

1 pound= $2

the $2 : constant  

the number of pounds: variable

the equation is y=2x

1 pound: $2

2 pounds: $4

4 pounds: $8

5 pounds: $10

these also could be written as coordinates

the coordinates are  (1,2),(2,4),(4,8),(5,10)

6 0
3 years ago
Read 2 more answers
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