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Nikitich [7]
1 year ago
10

Find the mean, median and mode of the weights of the people shown. 105kg 53kg 76kg 91kg 120kg 61kg 55kg 98kg 61kg

Mathematics
2 answers:
Yuliya22 [10]1 year ago
5 0
First, you need to put them in order
53kg, 55kg, 61kg, 61kg, 76kg, 91kg, 98kg, 105kg, 120kg

For mean, you add them all up and divide by the amount of numbers (9)
720/9 = 80

For median, you find the middle number (76kg)

For mode, you find the number that appears the most (61kg)

Mean: 80
Median: 76
Mode: 61
svetoff [14.1K]1 year ago
5 0

Mean = 80kg

Add all the numbers together and devide by how many

Median = 76kg

Find the middle number

Mode =61kg

The most frequent number, the number that appears the most.

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In the diagram, m ∥ n and m and n are cut by transversal p. Which angle pairs are congruent? Check all that apply. ∠1 and ∠5 ∠3
Gelneren [198K]
The picture in the attached figure

we know that

a) <span>∠1 and ∠5
are congruent-----> by corresponding angles

b) </span>∠3 and ∠8------> supplementary angles  (∠3 + ∠8=180°)
<span>are not congruent

c)</span>∠6 and ∠4------> supplementary angles (∠6 + ∠4=180°)
are not congruent

d) ∠8 and ∠2------> supplementary angles  (∠8 + ∠2=180°)
are not congruent

e) ∠4 and ∠7-----> supplementary angles  (∠4 + ∠7=180°)
are not congruent

5 0
2 years ago
Read 2 more answers
Parcel of land is sold for 163000, it appreciates at 14% compounded per year. Seller keeps it for 7 years. How much would the se
Simora [160]

Answer: $434, 306.4

Step-by-step explanation:

From the question,

P= $163,000

R= 14% ; 14/100= 0.14

T=7 years

From the formula,

A= Pr e^t

A= 163000e^0.14(7)

= 163000e^0.98

= $434,306.4

7 0
2 years ago
Oil is leaking from a broken pipeline into a lake. In the first 10 minutes, 400 gallons of oil have leaked, covering 8000 square
serg [7]

Answer:

800 square feet per minute

Step-by-step explanation:

7 0
1 year ago
Sakura speaks 150150150 words per minute on average in hungarian, and 190190190 words per minute on average in polish. she once
tamaranim1 [39]
We have:
 in hungarian:
 h = 150 words / min
 in polish:
 190 words / min
 Let:
 x: number of words in Hungarian.
 y: number of words in Polish.
 We have the following system of equations:
 (1/150) * (x) + (1/190) * (y) = 5
 y = x + 270 
 The solution is:
 x = 300 words
 y = 570 words
 Therefore the time speaking in each language is:
 in hungarian:
 (1/150) * (300) = 2 min
 in polish:
 (1/190) * (570) = 3 min
 Answer:
 in hungarian: 2 min
 in polish: 3 min

8 0
1 year ago
En la escuela Francisco I. Madero de ciudad Delicias, llevaron a cabo el festejo para
REY [17]

Answer:

The number of unsold cakes was 2

Step-by-step explanation:

<u><em>The question in English is</em></u>

In the school Francisco I. Madero of Ciudad Delicias, the celebration was held for  commemorate the arrival of spring, after the parade the stalls were set up  of the kermesse. The first grade group bought 8 cakes and sold 3/4 of the total.

How much of the cake was not sold?

Let

x ----> number of cakes sold

y ----> number of cakes that didn't sell

we know that

The first grade group bought 8 cakes

so

x+y=8 -----> equation A

The first grade group sold 3/4 of the total.

so

x=\frac{3}{4}(x+y) ---> equation B

substitute equation A in equation B

x=\frac{3}{4}(8)=6

Find the value of y

6+y=8

y=2

therefore

The number of unsold cakes was 2

4 0
1 year ago
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