Respuesta :

17 days are left. 68/4*3 gives you that
There are 17 days left of vacation because 3/4 of 68 is 51 (68 divided by 4 and times by 3).

68 (the total days of vacation) - 51 (the days that have gone by so far)=
17 (the days left of the vacation)

Hope that helped!!!