Write 0.124 bar in p/q form !!!
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Let, x = 0.124444444...
∴ 10x = 1.24444... = 1.24 (bar on 4)
⇒ 10x = 1.12 + 0.12444...
⇒ 10x = 1.12 + x
⇒ 9x = 112/100
⇒ x = 112/900 or 56/450 (answer).
NB - Use bar on proper places.
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