Answer:
1500 because i aded 500+500+500= 1500 km/hr thats how i got my answer
Explanation:
You know you can skip those and just submit them, they don’t even check them
KE = ½mv²
1.1 x 10^9 = ½ x 8 x 10^4 v²
v² = 2.75 x 10^4
v ≈ 165.8 m/s
Hope This Helps!