Question

0.68 (bar on 8) .....express in rational number​

Answer 1

let X=0.68 bar on 8

x=0.688888......

10x=6.88888

10x-x=6.88....-0.6888...

9x=6.3

x=6.3/9

x=63/90=7/10(after doing cutting)

Therefore 0.68 bar on 8=7/10

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