Use this space for
computations.
29 A spinner that is equally divided into eight numbered sectors is spun
20 times. The table below shows the number of times the arrow
landed in each numbered sector.
Spinner
Number
Sector
of Times
1
2
2
3
3
2
4
3
5
4
6
2
7
3
8
1
Based on the table, what is the empirical probability that the spinner
will land on a prime number on the next spin?
9
12
___
___
(1)
(3)
20
20
11
14
___
___
(2)
(4)
20
20
2
x
x
6
__________
30 Which expression represents
in simplest form?
2
x
5x
6
x
2
1
_____
__
(1)
(3)
x
2
5
x
6
_______
(2)
(4)
1
5x
6
[12]
Integrated Algebra – January ’11