• #### How many distinct car numbers can be formed using two letters and three digits? The two letters must be distinct and first digit should be non zero?

subhro jana

• Member Since Feb-2008 | Feb 12th, 2008

the two letters can be chosen in 26p2 ways

the first digit can be chosen in 9 ways(excepting 0)
2nd digit in 10 ways
3rd digit also in 10 ways.
so the three no.s can be chosen in 900(9*10*10).

along with the letters it can be chossen in 26p2*900 ways= 585000ways(plz. check calc.)

#### shankarleelap

• Jan 29th, 2011

If the car number is of size 5, then here we have two cases one is the car no starting with digit and other is no starting with character Case 1: first place can be occupied in 9 places and remaini...

#### m_manic

• Dec 9th, 2009

First letter can be selected in 26 ways. Second can be in 25 ways (Two letters must be distinct). Then first digit in 9 ways then second and third in 10 ways. Total number of ways is 585000.

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#### pritam.mg

• Jun 16th, 2011

Printf(""n"");

#### K.Geethanjali

• May 17th, 2011

We can print "n" in c by using following statementprintf("n");