Question

Express in p/q form 4.7 bar is on 7​

Answer 1

Step-by-step explanation:

$x = 4.7777......$

$10x = 47.777777.......$

$10x = 43 + 4.777777$

$10 - x = 43$

$9x = 43$

$x = \frac{43}{9}$

Answer 2

Answer:

$\huge\bold\red{ANSWER}$

Step-by-step explanation:

$\large{\underline{\rm{\red{SOLUTION :}}}}$

$\implies \sf \blue {let\:x=4.7777.......(1)}\\ \implies \sf \blue {then\:10x=47.777.....(2)}\\ \implies \sf \blue {substract \:(1)\:from\:(2)}\\ \sf \blue {10x-x=47.777..-4.7777....}\\ \sf \blue{9x=43}\\ \sf \blue {x=43/9}$