Question

identify proportion or not:-. 1) 40: 120 and 15 : 45​

Answer 1

40:120=15:45
40÷120=15÷45
1:3=1:3
hence , they are in proportion

Answer 2

40:120=15:45

$\frac{40}{120} = \frac{15}{45} \\ \frac{1}{3} = \frac{1}{3}$

yes they proportional to each other,LHS=RHS.

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