Mystery number

A mystery number is between 800 and 920. No digits are the same. The difference between the numbers is 5. What is the mystery number?

Correct answer:

x1 =  803
x2 =  812
x3 =  821
x4 =  830
x5 =  904
x6 =  913

Step-by-step explanation:

x1=803
x2=812
x3=821
x4=830
x5=904
x6=913



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Showing 1 comment:
Dr Math
The difference of the number is 5 - we calculate difference between digits is 5....





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