Question

if a:b =5:6 and b:c 2.8:3.5 find ac.
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Answer 1

Answer:

firstly we will equal the value of b

therefore

a:b=5:6

b:c=2.8:3.5

a:b=5multiply2.8:6multiply2.8

b:c=2.8multiply 6:3.5multiply6

a:b=14:16.8

b:c=16.8:21

a=14&c=21

ac=296 is the answer