Answer: I need this too.
Step-by-step explanation:
Step-by-step explanation:
Add thel and multiply the 2
Vinegar is the x or horizontal oil is the y or vertical

the point represent the amount of vinegar and oil so for 1 tbsp vinegar you need 1.5tbsp oil
8.3*4 = 33.2 kg.
Hopefully that is correct
Since Yi Ting weighs 8.3 and her brother is 4 times heavier you would multiply those two numbers to get the answer.