How many three-digit numbers can be generated from 1, 2, 3, 4, 5, 6, 7, 8, 9 such that the digits are in ascending order

examrobotsa's picture
Q: 68 (IAS/2009)
How many three-digit numbers can be generated from 1, 2, 3, 4, 5, 6, 7, 8, 9 such that the digits are in ascending order

question_subject: 

Maths

question_exam: 

IAS

stats: 

0,3,5,0,3,2,3

keywords: 

{'digit numbers': [0, 0, 1, 0], 'digits': [0, 0, 3, 2], 'order': [6, 12, 34, 35]}