491  Mixture
2

Name : _________________

 

refresh

If you mix 500 ml of 4% alcohol
and 400 ml of 9% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 8% alcohol
and 600 ml of 4% alcohol, what %
solution will you get? (Nearest to the 10th.)



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



If you mix 700 ml of 7% alcohol
and 700 ml of 6% alcohol, what %
solution will you get? (Nearest to the 10th.)



If you mix 400 ml of 6% alcohol
and 300 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)



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



If you mix 500 ml of 8% alcohol
and 400 ml of 7% alcohol, what %
solution will you get? (Nearest to the 10th.)



농도가 다른 7% 소금물 900 cc 와
7% 소금물 700 cc 를 섞으면, 소수점아래
한자리까지 농도가 몇% 소금물이 될까?



If you mix 500 ml of 6% alcohol
and 400 ml of 5% alcohol, what %
solution will you get? (Nearest to the 10th.)



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



+(         )

 

(         )+

++[[          ]]++

491    6.2 5.6 7 6.5 5.6 ( 30.9 )   7.6 7.6 7 5.6 6 ( 33.8 )   [[ 64.7 ]]