The ratio of the length of a pink ribbon to the length of a blue ribbon was 3 : 5.
After 20 cm of the blue ribbon was cut to make a bow, the ratio of the length
of the pink ribbon to the remaining length of the blue ribbon was 9 : 11. What
was the length of the pink ribbon?
Answers
Answered by
4
Step-by-step explanation:
Pink ribbon=3x
Blue ribbon=5x
5/20=1x=4cm
Therefoe=3x4=12cm
Answered by
0
Answer:
before After
Pink:Blue Pink:Blue
3:5 9:11
3X3:5X3
9:15
Now, pink:blue
9:11
9:15
Difference in blue ribbon= 15-11=4
blue ribbon= Total blue ribbon cut
4 = 20
blue ribbon= 5
So, pink ribbon=9X5=45cm
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