15:45 and 40:120 check whether the given ratios form a proportion or not
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Answer:
Given,
15:45 and 40:120
To check : they are in proportion or not.
Solution:
15:45 = 1:3 ( upon simplification)
and
40 :120 = 1:3 ( upon simplification )
taking it into its proportional value we get
15:45::40:120
= 1:3::1:3
= 1
Therefore, the given ratios form proportion.
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