Answer:
(a) Stops, turns around and starts travelling back towards home.
(b) 8 km/hour.
Step-by-step explanation:
(b) Jo travels 4 kilometres in 1/2 hour = 9 km/hour.
Answer:
There is no correlation between price and amount of milk bought.
Step-by-step explanation:
''change in price does not imply that people will buy more or less milk."
really need brainliest!!
X= -2
Y= -1
Z= 1
You may use solve this problem by substituting the values as well. If everything goes wrong , go for Cramer’s rule