what no. be added to each of the no.5,9,7,12 to get the no. which are in proportion
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Answer:
just add 3 to each unit
Step-by-step explanation:
5+3=8
9+3=12
7+3=10
12+3=15
now propotion will be:
8:12 :: 10:15
simplify it and u will get 2/3 on either sides.
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