Answer:
60
Step-by-step explanation:
It is just 60 I did my work lol
plane 1 travels 395 miles in 1 hour
plane 2 travels 422 miles in 1 hour
together, they travel (395+422) 817 miles in 1 hour
to have 2451 miles between then, they'd need to travel

so in 3 hours, they'll be 2451 miles apart
Answer:
$6.25
Step-by-step explanation:
1.25 x 5 = 6.25
it´s the cost times how ever many days