Question

determine whether the following numbers are in proportion or not 12, 15, 4, 5​

Answer 1

Answer:

Step-by-step explanation:

Yes it is an propotion,

a/b=c/d a=12,b=15,c=4,d=5

12/15=4/5

4/5=4/5*

Answer 2

12 : 15 :: 4 : 5

12 × 5 = 60

15 × 4 = 60

therefore , they are in proportion .

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