2.Harlan has been in fewer than 100 races. When she divides the total number of races by 4, then three races are left over. When she divides the number of races by 3, no races are left over. When she divides the number of races by 2, only 1 race is left over. But if she divides the total number of races by 7, no races are left over. How many races has she had?