I think it's the ironic pattern. Sorry if this doesn't help.
Denada amigo u can thank me later when u copy this do and one more question? IS your home work hard
Can you add more information
Answer:
7.2kg
Explanation:
Note: Numbers 1 - 4 = Round down
Numbers 5 - 9 = Round up
1/10 tenth of a kilogram = 100g = 0.1kg
2.36kg ≈ 2.4kg
1.72kg ≈ 1.7kg
3.09kg ≈ 3.1kg
Total = 2.4 + 1.7 + 3.1 = 7.2kg
I believe it's 3 because it's explaining how everything was split up