the ratio of students to teachers at a school is 19 : 1. How many students are there in each total number of people?
1 answer:
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Answer: Hence, our required model will be
Explanation:
Since we have given that
Luana bought a new phone and
For 3 months, the amount she paid = $175
For 6 months, the amount she paid = $295
Now, we have to model an equation ,
Here, let cost be 'C' and
Let number of months be 'm'.
So, we will use the "equation of line" i.e. for two point slope form :
Here y represented by 'C' and x represented by 'm'
So,
Hence, our required model will be