Question

Form the greatest and smallest numbers using the digits $5,2,9,7$ ( each digit used only once). What is the difference between the two numbers formed?

• A. $6853$
• B. $7173$
• C. $7359$
• D. $8659$

Answer 1

The correct option is B $7173$

Greatest Number $=$ $9752$

Smallest Number $=$ $2579$

Difference $=$ $9752-2579$

$=7173$