Question

Find the value of a,b and c.
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Answer 1

Step-by-step explanation:

x and y are inversely proportional

let x=k/y

k=xy

x=100 and y=27

k=2700

now x=90

2700=90y

y=30

a=30

y=20

2700=20b

b=135

x=54

2700=54c

c=50