In what ratio must 120 be decreased to make it 90?

1.	In what ratio must 120 be decreased to make it 90?
A.	3 : 4
B.	15 : 7
C.	12 : 9
D.	8 : 7
Answer» B. 15 : 7

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In what ratio must 120 be decreased to make it 90?

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