Please help it is due today
1 answer:
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The number of pages the student can read in a minute is an illustration of rates.
The time left to complete the whole book is 90 minutes
From the complete question, the student's rate is:
The number of pages is:
First, we calculate the time to read the whole book
The number of the student has read is:
Next, we calculate the time spent on the 25 pages
Convert to minutes
So, the time left is:
This gives
Convert to minutes
Hence, the time left is 90 minutes
Read more about rates at:
Answer:
Is not a possible solution
Because the number of hours can not be negative
Step-by-step explanation:
Let
x------> the number of hours in the dog walking job
y-----> the number of hours in the sales job
we know that
-----> inequality A
------> inequality B
Remember that
If a ordered pair is a solution of the system of inequalities
then
the ordered pair must satisfy both inequalities
we have
------> Is not a possible solution
Because the number of hours can not be negative