Answer:
[tex] \frac{1}{40} [/tex]
Step-by-step explanation:
[tex] \frac{ \sqrt{625} }{1000} = \frac{ \sqrt{5 \times 5 \times 5 \times 5} }{1000} = \frac{5 \times 5}{1000} = \frac{25}{1000} [/tex]
Reducing the fraction will give -
[tex] \frac{25}{1000} = \frac{25}{25 \times 40} = \frac{1}{40} [/tex]