The key word that designates multiplication or division is "each".
Step-by-step explanation:
"Each" indicates that the groups being combined or split up need to be equal in size. Other words like "total", "area", "in all", and "altogether" can designate multiplication or
3 hours because if u have 175 dollers and u spend 100 so now u have 75. 75 -20 is 55. then 55 - 20 is 35. then 35 - 20 is 15 so then you have 15 dollers to spare. so 3