Answer:
I can`t really see the question that well, but if I understand correctly here`s the first few.
1. Subtraction
2. Addition
3. Addition
4. Subtraction
5. Addition
6. Subtraction
It looks like its asking what is happening in those situations (is the number being added or subtracted). Sorry if that`s not much help
The first answer is B because the bottom half of the proportions are how many km/minutes he CAN run, while the top half of the proportion is how many he WILL run.
He will run 60km in 285 minutes.
x/5 = 6/15
15x = 30
x = 2
answer
x = 2 ft
y/10 = 6/15
15y = 60
y = 4
answer
y = 4 ft