Question

show that 2.218bar can be expressed in the form p/q,where p and q are integers and q not equal to zero

Answer 1

Let x be 2.218bar_____1
Let 1000x be 2218.218bar____2
Subtraction of 2 from 1
1000x=2218.218.......
____x=___2.218....... (-)
999x=2216

x=2216/999