Following attachment has ur answer.
Please mark as brainliest.
Answer:
5280
Step-by-step explanation:
15mph
360 divide by 3 = 120
360 divide by 4 = 90
120 - 90 = 30
30 divide by 2 (cause boosting speed and drag) = 15
so let's check
120-15=105
105+15=120
105-15= 90
so the answer's 15.