The graph below describes the journey of a bus between two stops. 8+
a) Work out the
6
acceleration, in m/s?,
in the first 20 s.
b)
D
)
S
Velocity in m/s)
b) Work out the distance
between the two stops.
2
0
0
20
40
60 80 100 120 140 160 180
Time (t in seconds)
c) Work out the average
speed of the bus during
the journey

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?