Q. 664.2( 5 Votes )
If x varies inver
Answer :
If x varies inversely as y
∴ xy = k (constant)
If x = 1.5 and y = 60
∴ 
⇒ k = 90
When y = 4.5, then from Eq.(i),
45× y = k
⇒ 45 × y = 90
⇒ 
20
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