81% of survey respondents were in favour of a reduction in the speed limit to 20mph and 17% against, compared with 47% in favour and 53% against in the consultation.
Roedd 81% o’r rhai a ymatebodd i’r arolwg o blaid gostwng y terfyn cyflymder i 20mya ac 17% yn erbyn, o gymharu â 47% o blaid a 53% yn erbyn yn yr ymgynghoriad.