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butalik [34]
3 years ago
5

Math question, please help me!!

Mathematics
1 answer:
riadik2000 [5.3K]3 years ago
3 0

Answer:

Sorry I am a little confused about the answer

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a train covers a distance at an average speed of 60km / hr in 12 hours. what should be the speed of the train if the same distan
olya-2409 [2.1K]

Step-by-step explanation:

Distance = speed x time = 60 x 12 = 720 km. Speed = 72 km / h

4 0
3 years ago
What is (-2)( 3 4/7)<br><br> A)-7 1/6<br><br> B)-6 6/7<br><br> C)-2 3/7<br><br> D)-1 2/7
Elan Coil [88]

Answer: The answer is most likely A.

Step-by-step explanation:

The expression (-2) x (3 4/7) is equal to:

-50/7 (exact form)

-7.14285714286 (decimal form)

-7 1/7 (mixed number form)

6 0
3 years ago
Brainliest for the correct answer
dexar [7]

Answer:

30

Step-by-step explanation:

Tye answer is 30 because all the measures in a triangle are equal to 180 degrees. That would equal 30 + 60 + 90 = 180

8 0
3 years ago
-2.2 + 0.3z= 3 -0.5z -0.8z<br> what does z equal
wariber [46]
-2.2 + 0.3z= 3 -0.5z -0.8z \\ \\ 0.3z - 2.2 = 3 - 0.5z - 0.8z \\ \\ 0.3z - 2.2 = 3 - 1.3z \\ \\ 0.3z = 3 - 1.3z + 2.2 \\ \\ 0.3z = -1.3z + 5.2 \\ \\ 0.3z + 1.3z = 5.2 \\ \\ 1.6z = 5.2 \\ \\ z = 3.25 \\ \\

The final result is: z = 3.25.
3 0
4 years ago
Read 2 more answers
Please help ill mark brainliest
7nadin3 [17]

Answer:

D

Step-by-step explanation:

4 0
3 years ago
Read 2 more answers
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