680  Ratio3
2

Name : _________________

 

refresh

The ratio of A and B is 7:5, and the ratio
of A and C is 7:7. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 9:3, and the ratio
of A and C is 4:10. What is the value of
the ratio of B and C nearest to the 10th?




A 대 B 의 비율이 10:3, 이고, A 대 C 의
비율이 5:6. 이면, B 대 C 의 비율은
소수점아래 한자리까지 얼마인가?



The ratio of A and B is 7:4, and the ratio
of A and C is 3:8. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 4:2, and the ratio
of A and C is 4:8. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 2:4, and the ratio
of A and C is 5:5. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 3:3, and the ratio
of A and C is 7:8. What is the value of
the ratio of B and C nearest to the 10th?




A 대 B 의 비율이 3:4, 이고, B 대 C 의
비율이 3:8. 이면, A 대 C 의 비율은
소수점아래 한자리까지 얼마인가?



The ratio of A and B is 9:7, and the ratio
of A and C is 3:7. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 5:4, and the ratio
of A and C is 7:5. What is the value of
the ratio of B and C nearest to the 10th?




+(         )

 

(         )+

++[[          ]]++

680    0.7 0.1 0.5 0.2 0.2 ( 1.7 )   2 0.9 0.3 0.3 1.1 ( 4.6 )   [[ 6.3 ]]