Every year, 50 million flea collars are thrown away. How many flea collars are thrown away per day, rounded to the nearest thousand

Flea collars thrown away per year = 50 million

Flea collars thrown away per day = 50 million/Average number of days in a year

Average number of days in a year = 365 days

Therefore,

Flea thrown away per day = 50,000,000/365 = 136,986.3

Rounding the answer to nearest thousand,

Number of flea thrown away per day = 137,000