F A : B = 7 : 9 and B : C = 6 : 7 then A : C is a) 2 : 3 b) 3 : 2 c) 1

1.	F A : B = 7 : 9 and B : C = 6 : 7 then A : C is a) 2 : 3 b) 3 : 2 c) 1 : 3 d) 2 :
Answer» Answer: 2:3 Step-by-step EXPLANATION: the value of B in both CASES is 9 and 6 l.c.m of 9 and 6 is 54 multiplying a:b with 6 and b:c with 9 we get a:b=42:54 b:c=54:63 a:c=42:63 a:b=2:3

F A : B = 7 : 9 and B : C = 6 : 7 then A : C is a) 2 : 3 b) 3 : 2 c) 1 : 3 d) 2 :

Answer»

Answer:

2:3

Step-by-step EXPLANATION:

the value of B in both CASES is 9 and 6

l.c.m of 9 and 6 is 54

multiplying a:b with 6 and b:c with 9

we get

a:b=42:54

b:c=54:63

a:c=42:63

a:b=2:3

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F A : B = 7 : 9 and B : C = 6 : 7 then A : C is a) 2 : 3 b) 3 : 2 c) 1 : 3 d) 2 : ​

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F A : B = 7 : 9 and B : C = 6 : 7 then A : C is a) 2 : 3 b) 3 : 2 c) 1 : 3 d) 2 :