How many months have less than 31 days?
5 months have less than 31 days. April, June, September and November have 30 days. February has 28 or 29 days, depending on the year.
<START_INST>How many months have less than 31 days?<END_INST><START_CTX><END_CTX><START_A>5 months have less than 31 days. April, June, September and November have 30 days. February has 28 or 29 days, depending on the year.<END_A>