For C it’s 75 D it’s 80

Answer:
2. B / 288
3. A / 64mpf
Step-by-step explanation:
2. Multiply the time and speed to get the answer. 4x72=288
3. Divide distance by time to get speed. 320/5=64
For future reference.
D = Distance / T = Time / S = Speed
D = TxS
T = S/D
S = D/T