Question

How many integers $m$ are there such that $0<m<100$ and $\gcd(m,100)$ is a single-digit number?
veah
2.5 (r-5)
sadf
asdf
sadf
The Answer is 23
Eric
Stop posting AoPS questions. Your cheating!
why should i tell
@above true yea
Potato2017
@3above yup
HELLO PEOPLE
THIS IS AN AOPS PROBLEM IN ALCUMUS
florina~
i have solved the problem,
but am confused about the solution.
can someone pls explain?
thx!
can confirm above
yp it's 88
Agree
Agree with above
Noob
Noob
AOPS
STOP POSTING THESE QUESTIONS FROM ALCUMUS!!!!!!!!!!!!!!!!!!!!
Anonymous
88