127  Mixture
2

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If you mix 900 ml of 3% alcohol
and 700 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 700 ml of 5% alcohol
and 500 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 800 ml of 7% alcohol
and 700 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 4% alcohol
and 500 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 800 ml of 7% alcohol
and 600 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 900 ml of 6% alcohol
and 500 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 300 ml of 7% alcohol
and 800 ml of 8% alcohol, what %
solution will you get? (Nearest to the 10th.)



농도가 다른 5% 소금물 600 cc 와
6% 소금물 600 cc 를 섞으면, 소수점아래
한자리까지 농도가 몇% 소금물이 될까?



If you mix 900 ml of 6% alcohol
and 700 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 800 ml of 3% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



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127    3.4 5 7 5.1 7.4 ( 27.9 )   4.9 7.7 5.5 6 4.3 ( 28.4 )   [[ 56.3 ]]