4) The commound ratio of 3:4 and the
inverse ratio of 4:5 is 45:x.find x
,
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Answer:
x = 48
Step-by-step explanation:
=> (3/4)× (5/4) = 45/x
=> 15/ 16 = 45/x
=> x = (45× 16)/ 15
=> x = 48
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