From the digits 1, 2, 3, 4, 5, 6, 7, 8, and 9, how many three-digit numbers greater than 400 can be formed if the number should appear only once? a. 486 b. 336 c. 432 d. 504
From the digits 1, 2, 3, 4, 5, 6, 7, 8, and 9, how many three-digit numbers greater than 400 can be formed if the number should appear only once? a. 486 b. 336 c. 432 d. 504
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.7: Combinations
Problem 33E
Related questions
Question
From the digits 1, 2, 3, 4, 5, 6, 7, 8, and 9, how many three-digit numbers greater than 400 can be formed if the number should appear only once?
a.
486
b.
336
c.
432
d.
504
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