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snow_tiger [21]
3 years ago
11

Whoever helps with 3 and 4 gets brainliest answer and 10 points :)

Mathematics
1 answer:
MrMuchimi3 years ago
5 0
Mean: The average or the center of the value. To find this, you add up all the numbers and divide by how many numbers there are. 
Example: 3, 4, 5
3+4+5 = 12. 
There are 3 numbers.

12/3 = 4. The mean is 4

Median: Median means the middle value. You place the numbers in order and locate the middle value. 

Example: 5, 4, 3 -> 3,/ 4,/ 5. Middle number 4.

Mode: Place the numbers in order then count how much each number appears. The number that appears the most repeatedly would be the mode.

Example: 3, 4, 4, 4, 5, 5. 

The mode would be 4.

Range: Locate the highest and the lowest values of the given set and subtract the smallest to the largest.

Do you know where to start now?
You might be interested in
5/18 • 3/20 • 6/12 please help
wlad13 [49]

Step-by-step explanation:

1. (5/18) × (3/20)=

(5×3)/(18×20)=

15/360=1/24

2. (1/24) × (6/12)=

1/48

4 0
2 years ago
At the movie theatre, child admission is $5.80 and adult admission is $9.60. On Thursday, 167 tickets were sold for a total sale
saveliy_v [14]

Answer:

  93 adult tickets

Step-by-step explanation:

Let 'a' represent the number of adult tickets sold. Then total revenue was ...

  9.60a +5.80(167 -a) = 1322

  3.80a = 353.40 . . . . . . . . . . subtract 968.60, collect terms

  a = 93 . . . . . . . . . . divide by 3.8

93 adult tickets were sold that day.

__

74 child tickets were sold

8 0
2 years ago
Sarah’s mom took 3 hours to clean, but when Sarah helped, it took them 2 hours to clean. How many hours will it take Sarah to cl
Aleonysh [2.5K]

Answer:

<em>It takes them 1.875 hours.</em>

<em></em>

<em>Step-by-step explanation:</em>

<em></em>

<em>Here, the job is cleaning the house.</em>

<em></em>

<em>Mom does 1 job in 3 hours.</em>

<em></em>

<em>In 1 hour, mom does 1/3 of the job.</em>

<em></em>

<em>Dad does 1 job in 5 hours.</em>

<em></em>

<em>In 1 hour, dad does 1/5 of the job.</em>

<em></em>

<em>Mom and dad working together do the job in x hours.</em>

<em></em>

<em>In 1 hour, mom and dad together do 1/x of the job.</em>

<em></em>

<em>1/3 + 1/5 = 1/x</em>

<em></em>

<em>5/15 + 3/15 = 1/x</em>

<em></em>

<em>8/15 = 1/x</em>

<em></em>

<em>8x = 15</em>

<em></em>

<em>x = 15/8 = 1.875</em>

<em></em>

<em>Answer: It takes them 1.875 hours.</em>

your welcome

6 0
2 years ago
Read 2 more answers
Sin2x=____. a. 2 cos^2 x-1 b. (1-cos 2 x)/2 c. 2 sin x cos x d. sin^2x cos^2 x
Doss [256]

Answer:

C. 2 sin x cos x

7 0
3 years ago
.........don't mind this I put this up by accident
JulijaS [17]

Answer:

Really?

Step-by-step explanation:

Ok....................

5 0
3 years ago
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