Question

Express 3.21 in the form of p/q where p and q are integers, q ≠ 0.

Answer 1

Step-by-step explanation:

Let x=3.65

1

ˉ

⇒x=3.651111...

100x=365.1111... .............. (1)

1000x=3651.111... ............. (2)

Subtract equation (1) from (2),

1000x−100x=3286

900x=3286

x=

900

3286

x=

450

1643