Question

18. Ifa: b= 2:3,b:c=4:5. then find a : c.
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Answer 1

Answer:

8:15

Step-by-step explanation:

a:b= 2:3 = 8:12

b:c= 4:5 = 12:15  

So, a:c = 8:15.

Alt

a:c = (a/b)x(b/c) =(2/3)x(4/5)= 8:15