Question

The value of 7.999999.............. in the form of p/q is _____

Answer 1

let x=7.9bar-----------------(1)

multiplying 10 on both sides

10× x= 7.9bar×10

10x =79.9 bar------------------(2)

subtracting (1) from (2)

10x-x=79.9 bar-7.9 bar

9x= 7x=7/9

therefore,

7.99999999......=7/9

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Answer 2

Step-by-step explanation:

7.9999999.........

7.9`bar

100x= 79.9999by

x= 7.9999

99x= 72 .0000

72/99= 8/11