Question

express the rational number 0.45 bar in p/q form where p and q are natural number​

Answer 1

Answer:

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1

sabrinafirdoskhan

29.06.2018

Math

Secondary School

+5 pts

Answered

Express 0.45bar in the form of p/q

2

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abhi569

abhi569

Let x = 0.45 bar ----1equation

As there are 2{ 4 and 5} numbers under the bar, multiply by 100 on both sides,

100x = 45.45 bar

Then, subtract eq(1),

100x - x = 45.45 bar - 0.45 bar

=> 99x = 45 [ bar cancel ]

=> x = 45/99

=> x = 15/33

=> x = 5/11

Hence, 0.45 bar in p/q form is 5/11

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