Question no 3

Asked by bariknirjala | 6th Mar, 2021, 10:14: AM

Expert Answer:

Hint
Let x = 1.272727....  (i)
Multiply both sides by 100 as two digits after decimal is recurring.
 
Then 100 x= 127.2727.... (ii)
 
Let us do (ii) - (i), we get
99x = 126
x = 126/99
x = 42/33 = 14/11
This is in teh form of p/q.
 
 

Answered by  | 7th Mar, 2021, 12:56: AM