Question

Number greater than or equal to 1000 but less than or equal to 4000 is formed using the digits 0,1,2,3,4 is
sir, here no. 4000 is not included in the answer 375?

Answer 1

No, here 375 means how many numbers are there greater than or equal to 1000 but less than or equal to 4000.

) possible nos. for the 1st(thousands) place are 1,2,3.

then no. of nos. can b formed = 3*5 *5*5=375