Given the ratio A:B=3:5 and B:C=7:9, what will be the ratio of A:B:C ?
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Step-by-step explanation:
A:B
B:C
SAME HERE,
3:5
7:9
LCM OF 5 AND 7 = 35
3*7:5*7
7*5:9*5
21;35:45
A:B;C = 21:35:45
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