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Anni [7]
3 years ago
12

Please help :30 points ​

Mathematics
2 answers:
Yuliya22 [10]3 years ago
5 0

add up all the numbers, then divide by how many numbers there are.

7nadin3 [17]3 years ago
3 0

Answer:

1520

Step-by-step explanation:

143+227+200+550+400=1520 pounds

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Deandra is doing her math homework. Out of 24 problems total, she completed the first 12 problems in 1 hour and the last 12 in 3
Bezzdna [24]

Answer:

6 problems per hour

Step-by-step explanation:

Total problems = 24

she completed the first 12 problems in 1 hour

The last 12 in 3 hours.

Total time = 1 hour + 3 hours

= 4 hours

unit rate for all 24 problems = total number of problems / total time taken

= 24 problems / 4 hours

= 6 problems per hour

8 0
3 years ago
Find the value of the coefficient of
Korolek [52]
The solution to the problem is as follows:
<span>
the genaral term is 5Cr(-1)^r 2^r x^(5-2r) 
and so need 5-2r = -1 => r = 3 
Coeff is then 5C3 (-1)^3 2^3 = -80
</span>
I hope my answer has come to your help. Thank you for posting your question here in Brainly. We hope to answer more of your questions and inquiries soon. Have a nice day ahead!
7 0
3 years ago
Megan is trying to remember her password for her computer. All she can remember is that it is 2 letters followed by 3 digits.
Vlada [557]
I think B. 1,676 
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6 0
3 years ago
Read 2 more answers
Find the value of x.<br> 17<br> X-4
kipiarov [429]

Answer:

x = 12.5

Step-by-step explanation:

17 = 2(x - 4)

17 = 2x - 8

17 + 8 = 2x - 8 + 8

25 = 2x

12.5 = x

7 0
2 years ago
Omar has three t shirts: one red, one green and one yellow. He has two pairs of shorts one black and red. Use a tree diagram to
Dmitry_Shevchenko [17]
There is no diagram
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3 years ago
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