281  Ratio3
2

Name : _________________

 

refresh

The ratio of A and B is 8:7, and the ratio
of A and C is 6:9. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 9:4, and the ratio
of A and C is 5:10. What is the value of
the ratio of B and C nearest to the 10th?




A 대 B 의 비율이 10:7, 이고, A 대 C 의
비율이 4:6. 이면, B 대 C 의 비율은
소수점아래 한자리까지 얼마인가?



The ratio of A and B is 7:5, 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 4:5, and the ratio
of A and C is 4:7. 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 7:6. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 6:2, 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?




A 대 B 의 비율이 3:2, 이고, B 대 C 의
비율이 7:9. 이면, A 대 C 의 비율은
소수점아래 한자리까지 얼마인가?



The ratio of A and B is 5:5, and the ratio
of A and C is 2:7. What is the value of
the ratio of B and C nearest to the 10th?




The ratio of A and B is 3:5, 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?




+(         )

 

(         )+

++[[          ]]++

281    0.6 0.2 0.2 0.4 0.7 ( 2.1 )   0.6 0.5 1.2 0.3 0.7 ( 3.3 )   [[ 5.4 ]]