if a:b=7:5 and b:c=9:11 find 1.a:c 2.a:b:c
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Answered by
0
Answer:
63:45:55
Step-by-step explanation:
a:b = 7:5 eq...1
b:c = 9:11 eq...2
multiply eq...1 by 9 and eq...2 by 5
a:b = 63:45
b:c = 45:55
hence, a:b:c = 63:45:55
Hint(make b same in both ratio)
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Answered by
0
Answer:
A:C= 63:55
A:B:C=63:45:55
a:b=7:5
b:c=9:11
final A=(7*9)=63
B=9*5=45
C=5*11=55
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