The third picture3rd graph
Answer:

Step-by-step explanation:
1) Simplify 4.8 - 2 to 2.8.

2) Simplify.

<u>Therefor</u><u>,</u><u> </u><u>the</u><u> </u><u>answer</u><u> </u><u>is</u><u> </u><u>0.56</u><u>/</u><u>w-6</u>.
The answer would be 100m^2=1/2(22)(10)
So 70 students had bought lunch because 70% of 100 is 70. Now take away 60% of that and you get 42.