Question

Express 1.309090909………….. in p/q form
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Answer 1

Answer:

let

X=1.30909090........ (I)

100x=130.90909........ (ii)

10000x=13090.9090....(iii)

subtracting ii and iii

10000x-100x=13090.9090-130.9090

9900x=12960

X=9900/12960