184  Mixture
2

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If you mix 300 ml of 4% alcohol
and 400 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



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



If you mix 600 ml of 7% alcohol
and 300 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 4% alcohol
and 300 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 8% alcohol
and 500 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 800 ml of 3% alcohol
and 400 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 300 ml of 3% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



농도가 다른 6% 소금물 800 cc 와
4% 소금물 400 cc 를 섞으면, 소수점아래
한자리까지 농도가 몇% 소금물이 될까?



If you mix 300 ml of 9% alcohol
and 300 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 500 ml of 3% alcohol
and 500 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



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184    3.4 7.5 6.7 6.1 8.6 ( 32.3 )   3 5.3 5.3 6 3 ( 22.6 )   [[ 54.9 ]]