The correct answer is the third one, both a and b.
Answer: 44,94 km/h
Step-by-step explanation: 15 minutes is a quarter of hour. So we can write 4h + (1/4)h = 17/4 = 4,25 h.
As the average speed is calculated dividing distance by time, the result is 191/ 4,25 = 44,94 km/h.
Answer: four units left and 1 unit up
Step-by-step explanation:
because negative is at the bottom
ITS THE LAST ONE TRUST ME I JUST FINISHED WITH THAT ONE