Answer:
20 days
Step-by-step explanation:
The flower shop receives a rose delivery every 4 days. Every 10 days, the shop gets other supplies, such as vases, ribbons, and cards
rose delivery every 4 days . for every 10 days the shop get other supplies
To find the number of days until the both delivery arrive on same day, we take LCM of 4 and 10
4: 4,8,12,16,20,24,28.........
10: 10,20,30,40................
LCM is 20
both deliveries arrive on the same day in 20 days
