Question

a:b=3:5 b:c=7:11 find a :c​

Answer 1

Answer:

a:b

b:c

3:5

7:11

3:12:11

a:c = 3:11

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Answer 2

Step-by-step explanation:

a:b=3:5

b:c=7:11

make value of b same in both ratios

multiply first ratio by 7 and second ratio by 5

a:b=21:35

b:c=35:55

so ratio of a:c = 21:55