689  Mixture
2

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If you mix 600 ml of 9% alcohol
and 500 ml of 3% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 700 ml of 4% alcohol
and 500 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 600 ml of 7% alcohol
and 400 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 600 ml of 9% alcohol
and 800 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 900 ml of 3% alcohol
and 400 ml of 5% 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.)



³óµµ°¡ ´Ù¸¥ 7% ¼Ò±Ý¹° 800 cc ¿Í
7% ¼Ò±Ý¹° 600 cc ¸¦ ¼¯À¸¸é, ¼Ò¼öÁ¡¾Æ·¡
ÇÑÀÚ¸®±îÁö ³óµµ°¡ ¸î% ¼Ò±Ý¹°ÀÌ µÉ±î?



If you mix 300 ml of 9% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 700 ml of 8% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



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689    6.3 4 7.8 6.7 3.6 ( 28.4 )   6.4 5.5 7 7.9 7.6 ( 34.4 )   [[ 62.8 ]]