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Question
Determine if the following numbers are in proportion:
33, 121, 9, 96
Solution
33, 121, 9, 96
`33/121=(33 ÷ 11)/(121 ÷ 11)=3/11;9/96=(9 ÷ 3)/(96 ÷ 3)=3/32`
Hence, 33:121::9:96 are not in proportion.
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