Originally Posted by
shroni2807
Thanks for your answer.
you say that "The smaller the first number, the lower the gear ratio and the easier bit is to pedal up a hill", but as I know, the bigger the back wheel the easier bit is to pedal up a hill. you have 30 back wheel and 36 front wheel and you can climb a 13% grade but (for example) you can't climb 16% grade.
if you would have 34 back wheel and 36 front wheel, then you could have climb a 16% grade. and this ratio is bigger than 0.83, not smaller.
OK, assuming you are serious, the bigger the rear the easier, the smaller the front the easier.