Given that a:b=8:5 and b:c=3:4,
find the ratio a:b:c
a:b:c
8:5_
__3:4
__24:15:20
16 of 19
x/y=4/5
x= 4y/5
17 of 19
x/y= 4/7
x= 4y/7
18 of 19
in a bag, the ratio of red to blue counters is 3:4
If 3 red counters are removed the ratio of red to
blue counters becomes 3:5. How many blue
counters are there in the bag?
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