Respuesta :

DiamondRaritysweets1

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