P. 520 (1-31 odds)

1.

1 point

#1

number of people > 18

number of people < 18

number of people = 18

number of people ≤ 18

2.

1 point

#3

water level < 45

water level = 45

water level > 45

water level ≥ 45

3.

1 point

#5

closed circle on 1/2 with line going right

open circle on 1/2 with line going left

closed circle on 1/2 with line going left

open circle on 1/2 with line going right

4.

1 point

#7

open circle on -4 with line going right

closed circle on -4 with line going right

open circle on -4 with line going left

closed circle on -4 with line going left

5.

1 point

#9

open circle on -4, closed circle on 6, with line between the two

closed circle on -4, open circle on 6, with line going between the two

open circle on 4, closed circle on -6, with line going between the two

open circle on -4, with line going left; closed circle on 6 with line going right

6.

1 point

#11

The temperature = 40 degrees

The temperature < 40 degrees

The temperature ≤ 40 degrees

The temperature > 40 degrees

7.

1 point

#13

number of tables ≤ 35

number of tables ≥ 35

number of tables < 35

number of tables = 35

8.

1 point

#15

open circle on -1, with line going right

closed circle on -1, with line going right

open circle on -1, with line going left

closed circle on -1, with line going left

9.

1 point

#17

closed circle on -3, with line going left

closed circle on -3, with line going right

open circle on -3, with line going left

open circle on -3, with line going right

10.

1 point

#19

closed circle on -6, with line going left

open circle on -6, with line going left

closed circle on -6, with line going right

closed circle on -6, with line going left

11.

1 point

#21

open circle on 0 with line going left; open circle on 3 with line going right

closed circle on 0 with line going left; closed circle on 3 with line going right

closed circle on both 0 and 3 with line going between the two

open circle on both 0 and 3 with line going between the two

12.

1 point

#23

open circle on both -3 and -1 with line going between the two

closed circle on both -3 and -1 with line going between the two

open circle on -3 with line going left; open circle on -1 with line going right

closed circle on -3 with line going left; closed circle on -1 with line going right

13.

1 point

#25

open circle on -1 with line going left; open circle on 1 with line going right

closed circle on -1 with line going left; closed circle on 1 with line going right

closed circle on both -1 and 1 with line going between the two

open circle on both -1 and 1 with line going between the two

14.

1 point

#27

closed circle on -5 with line going right

open circle on -5 with line going right

closed circle on -5 with line going left

closed circle on -5 with line going right

15.

1 point

#29

closed circle on -2 with line going left

closed circle on -2 with line going right

open circle on -2 with line going left

open circle on -2 with line going righ

16.

1 point

#31

open circle on -9 with line going left; closed circle on -3 with line going right

closed circle on -9 with line going left; open circle on -3 with line going right

closed circle on -9, open circle on -3, with line going between them

open circle on -9, closed circle on -3, with line going between the two