Quick question will give the brainliest away. "Jack spent 15 hours practicing his saxophone last week. He spent 3 10 of that time doing warm-up routines. How many total hours did Jack spend on warm-up routines last week?" Please shpw your work and put the answer in fraction form. PLZ I AM BEGGING YOU>

Respuesta :

Answer:

4.5 hours or 4 1/2 hours

Step-by-step explanation:

3/10 of 15 equals 4.5

Answer:

4.5 hours or 4 1/2 hours

Step-by-step explanation:

Brainliest?