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If z varies inversely as w and z=40 when w=0.1, find z when w=20

If z varies inversely as w and z=40 when w=0.1, find z when w=20
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If z varies inversely as w and z=40 when w=0.1, find z when w=20

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User Lalit
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z varies inversely as w ⇒ z*w=k
z=40 , w=0,1 ⇒40*0,1=4=k

z*20=4
z=4/20=1/5
z=0,2
answered
User Jake McGraw
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8.1k points
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