Question

216x/125 = x (1 + r/100)^3​

Answer 1

Answer:

r= 20

x= any number

Step-by-step explanation:

Answer 2

Answer:

r= 20

Explanation:

216x/125 = x (1 + r/100)³

=> (216/125) = (1+r/100)³

=> (6/5)³ = (1+r/100)³

=> 6/5 = 1+r/100

=> (6/5)-1 = r/100

=> (6-5)/5 = r/100

=> 1/5 = r/100

=> 100/5 = r

=> 20 = r

Therefore,

r = 20

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