the belle clapper caper

I solved a mystery in zeros math adventurs-how did I ???   what cluse did i use?
I went to silent sam he hated noise so I thought it could be   -1. the bell dident rin
silent sam he raised up five fingers so i new he was onley g 2.sam shoved a key
going to answer yes or no qustions- this is what i asked     into his pocket and 3.
1.Is the number lower than 50? he said yes so i new it was  the bells clapper wa
no whare close from the hundreds to the billoins it was getting -s gone.
easyer 2. Is the number less or eqal to 25 he nodded no
3.Is the number odd??? he nodded yes 4.Is the number
a multipul of five?? he was paniking but he noded yes
and  i new right away the number to solve the mystery
was ether 35 or 45.