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Answer:
It will take 8 hours
Step-by-step explanation:
Answer:
127°
Step-by-step explanation:
171+62+127=360
The inequality should look like
8 < c
Answer:
Proved
Step-by-step explanation:
Solving (a):
Let the numbers be: 
Their sum is:

Collect Like Terms


Divide sum by 3.




<em>Hence, this is true because there is no fractional part after the division</em>
<em></em>
Solving (b):
Let the numbers be: 
Their sum is:

Collect Like Terms


Divide sum by 5.



<em>Hence, this is true because there is no fractional part after the division</em>
<em></em>
Solving (c):
Let the numbers be: 
Their sum is:

Collect Like Terms


Divide sum by 4.

Split


<em>The 1.5 means that the sum can not be divisible by 4</em>