Respuesta :
Answer:
7.5
Step-by-step explanation:
- To find the answer what i did was 90 / 12 which i got 7.5
- 90 / 12 = 7.5 miles per hour
- To prove this answer you have to do
- 12 x 7.5 = 90
- or 90 / 7.5 = 12
- Hope this helps
- Hope this right
- Brainliest plz
- Have a nice day
Answer:
450miles per hour
Step-by-step explanation:
1minute= 90÷12
1min=7•5miles
60min=60×7•5
60min=450miles
1hr=450miles