Determined if following are in proportion 15,45,40,120
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a)15:45=15/45=1/3=1:3
b)40:120=40/120=1/3=1:3
Since. 15:45=40:120
Therefore 15,45,40 and 120 are in proportion.
b)40:120=40/120=1/3=1:3
Since. 15:45=40:120
Therefore 15,45,40 and 120 are in proportion.
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