Question

(b) If a:b=4:5 and b: c = 7:8 , find a : b:c
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Answer 1

Answer:

28:35:40

Step-by-step explanation:

a b c

4 5

\  | \

  7 8

4*7 = 28

5*7 = 35

5*8 = 40

hence

a:b:c = 28:35:40