7. CBQ - Drinking water

For a school trip, 300 litres of drinking water are arranged for 250 students. On the day of the trip, 400 students participate. The teachers decide to maintain the same amount of water per student.

 

 

Answer the following:

 

(a) Water supplied per student \(=\) litres

 

(b) Write the proportion \(400:300::250:x\)\(480:300::250:x\)\(250:300::400:x\)\(300:250::400:x\)

 

(c) Water required for 400 student \(=\) litres

 

(d) Extra Water required \(=\) litres