Question

Express each of the following decimals as the rationalnumbers form PQ = 0.574 and bar on 4​

Answer 1

Let x=0.574 __(1)

On multiplying 10 both sides we get

10x =5.744 __(2)

On subtracting (1) from (2) we get

9x= 5. 17

X=5.17/9

X=517/900