Question

how many six-digit odd numbers are possible if the left digit cannot be zero?

Answer 1

for the left most digit, you have 9 choices

Answer 2

since u have 10 digits.. 0 to 9.. but first digit cant be 0 ... hence 9 ways to fill first places.. u have six places... 9x10x10x10x10x5.... 5 coz we need odd no.

Answer 3

for the middle 4, ten each

Answer 4

thank you so much