Question

Express the following numbers in decimal p/q form 0.58bar
0.867bar
0.4bar​

Answer 1

Answer:

Step-by-step explanation:

0.58bar can mean differently

still i will answer both

it can be=0.588888888...   or =0.585858585858585858....

x=0.5888888...

      10x=5.88888...

       10x-x=5.8888...-0.58888...

       9x=5.3

       x=5.3/9

        x=53/90

x=0.58585858..

   100x=58.5858585..

   100x-x=58.5858...-0.5858...

   99x=58

   x=58/99

0.867bar can mean =0.8677777...   or =0.86767676...  or=0.867867867...

if   x=0.867777..

    100x=86.777..

    1000x=867.777..  

    900x=867.7777...-86.777...

     900x=781

     x=781/900

if x=0.867676..

     10x=8.6767..

     1000x=867.6767..

     990x=859

     x=859/990

if x=0.867867867...

   1000x=867.867867867...

   999x=867.867...-0.867...

   x=867/999

   x=289/333

0.4bar=0.444444...

x=0.444...

10x=4.4444..

9x=4

x=4/9