IALT using Y8 strategy to solve the math.
Today I am still doing my ratio math question and I am feeling the question is getting more easy to me,the question is asking me that oxygen's ratio with other element in body is 2:1,and one people called Sam is 45 kg,the strategy I use is that 45 divided by 3 and the number I figure put I will multiplied it by two.The last number will be my answer.
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