How many whole numbers from 99 to 131 contain the digit 1 exactly once?
5 answers
I'm sure you can count from 99 to 131.
I wouldn't want to do that. It wouldn't work out. Are there fast ways to do the problem? Or do I just have to count?
By the time you posted this you could be through the counting.
by the time you typed out your reply you could have easily counted from 99 to 131 and back again.
um no
1 answer