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Andru [333]
3 years ago
12

Can anybody solve this problem?

Mathematics
1 answer:
vaieri [72.5K]3 years ago
4 0
The answer is b! Hope this helped
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How do you friend someone
omeli [17]

Answer:

you gotta find a common ground.

Step-by-step explanation:

easiest way to make friends is to relate to people with experiences you share together :)

8 0
3 years ago
How is 15/100 as a decimal
Lady_Fox [76]

Answer:

0.15

Step-by-step explanation:

15/100=0.15 (move decimal place 2 to the left)

7 0
3 years ago
in your class 7 students do not receive weekly allowance, 5 students receive $3, 7 students receive $5, 3 students receive $6, a
Gemiola [76]
The mean is the average of a set of numbers.
To find the mean of this data, form a number set by gathering all the numbers.
We need to find the average weekly allowance. To do this, each number in the number set should be the different allowances, and their quantity is the number of students who earned that allowance.
In this case, there would be seven 0s, five 3s, seven 5s, three 6s, and two 8s.

The numbers are:
0, 0, 0, 0, 0, 0, 0, 3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 5, 5, 6, 6, 6, 8, 8

To find the mean of these numbers, add then together then divide by the total amount of numbers.

This means doing:
(0 + 0 + 0 + 0 + 0 + 0 + 0 + 3 + 3 + 3 + 3 + 3 + 5 + 5 + 5 + 5 + 5 + 5 + 5 + 6 + 6 + 6 + 8 + 8) / 7 + 5 + 7 + 3 + 2

An easier formula could be used by using multiplication.
This would be [7(0) + 5(3) + 7(5) + 3(6) + 2(8)] / 24
This is a lot easier to read!
Now to solve it.
7 • 0 = 0
5 • 3 = 15
7 • 5 = 35
3 • 6 = 18
2 • 8 = 16
0 + 15 + 35 + 18 + 16 = 84
84 / 24 = 3.5

The mean is 3.5, or $3.50
This means that the average weekly allowance amongst these students is $3.50.

Hope this helps!
4 0
3 years ago
How many combinations of three books can be selected from 40 books?
earnstyle [38]

Answer:

13

Step-by-step explanation:

You just count by adding 3 every time

8 0
3 years ago
HELP PLEASE! Place each pair of angles in the correct column.
Tamiku [17]

Answer:

Angles 1, 4, 5, 8

Angles 2, 3, 6, 7

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
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