Answer:
2 2/5
Step-by-step explanation:
It is because the 2 wholes and 2/5
0 is most likely the answer. considering you didn’t add a picture or anything like that.
teacher has 0.4 L of sea water , it means 0.4*1000 ml = 400 ml of sea water , she has.
Now every student has 5 ml spoon with them and there are a total of 20 students.
The teacher has asked every student to put 2 spoons of seawater into their container .
Now 1 spoon = 5ml
2 spoon = 10 ml
22 students are there it means
there are 44 spoons.
44 spoons = 44* 5 ml = 220 ml
It means Student put 220 ml seawater in total
And Teacher had 400 ml.
Now , Teacher is left with = 400 - 220 = 180 ml
