424  Mixture
2

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If you mix 400 ml of 4% alcohol
and 700 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 300 ml of 6% alcohol
and 400 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 8% alcohol
and 700 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 700 ml of 6% alcohol
and 500 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 300 ml of 7% alcohol
and 600 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 7% alcohol
and 500 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 500 ml of 8% alcohol
and 800 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)



농도가 다른 6% 소금물 800 cc 와
9% 소금물 500 cc 를 섞으면, 소수점아래
한자리까지 농도가 몇% 소금물이 될까?



If you mix 400 ml of 6% alcohol
and 700 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 300 ml of 4% alcohol
and 300 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



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424    7.2 7.1 4.8 7.2 7.7 ( 34 )   6.4 5.5 7.2 7.9 6.5 ( 33.5 )   [[ 67.5 ]]