SOLUTION: How many 3-digit numbers greater than 300 are there that have different digits?
Algebra.Com
Question 868324: How many 3-digit numbers greater than 300 are there that have different digits?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
7*9*8
0, 1, 2 cannot be in first place
3 through 9 can be in the first place
9 out of ten can be in the second place.
8 digits can be in the third place.
RELATED QUESTIONS
How many three-digit counting numbers are there that are less than 300 such that all the... (answered by Zoop)
How many three-digit counting numbers that are less than 300 are there such that all the... (answered by 303795)
How many 4-digit numbers greater than 1000 are there that use the four digits of... (answered by KMST)
How many 7-digit phone numbers are there that are composed of precisely two different... (answered by sudhanshu_kmr)
How many three digit numbers can be formed from the digits 1,2,3,4,and 5, if each
digit (answered by ewatrrr)
Rustam likes multiples of 5. For his RSM project he makes up numbers such that any two of (answered by greenestamps,ikleyn)
How many three-digit numbers , in which no two digits are the same, can be made using the (answered by greenestamps)
How many 3- digit even numbers are there that have 24 as the sum of their digits?
(answered by KMST)
PLS HELP... ASAP...
1. Write all the three digit numbers using the digits 4,6 and 8... (answered by edjones)