Respuesta :
Answer:
b 6 times
Step-by-step explanation:
a hour and a half is equal to 90 minutes, 90 divided by 15 is 6
It would be 6 times because 15x2= minuets to fill her watering can and water the plants. 1.5 hours is 1 hour and 30 min or 90 min so, 90 divided by 15 is 6...