Question 1097658
<pre>
Step 1: Add the 340 students to the 1400 last year to get the 
number of students this year.

Step 2: Make a fraction with the increase 340 as the numerator 
and the number of students this year that you got above as the 
denominator.  Then reduce the fraction by dividing both top and 
bottom by 20.  

Step 3: Then write the answer as a ratio like this

final numerator : final denominator.

Edwin</pre>