18. Find a : c when (1) a: b= 2:5 and b:c = 4:7, and (ii) a: b=1:1
2
and b:c=12
:5
3
3
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2
Answer:
Step-by-step explanation:
i)a/b=2/5 and b/c=4/7
multiply both the fractions
a/c=8/35
ii)a/b =1/1 and b/c = 12/5
multiply both the fractions
a/c=12/5
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