1.
Which is the graph of the equation
y
= 2
x
2
- 1?
A.
B.
C.
D.
Hint
2.
See the line graph below of George's, Jerry's, and Stanley's heights between the ages of 5 and 14 years. Predict Jerry's height when he becomes 15 years old.
A.
66¼ inches
B.
64 inches
C.
66 inches
D.
62 inches
Hint
3.
Joy walks slowly and steadily across her living room. Describe the graph below.
A.
Joy is walking slowly from left to right, stopping in the middle of the room, then walking slowly from right to left.
B.
Joy is walking slowly from right to left.
C.
Joy is walking slowly from left to right.
D.
Joy is walking slowly from right to left, stopping in the middle of the room, then walking slowly from left to right.
Hint
4.
Find the graph of
.
A.
B.
C.
D.
Hint
5.
Kathleen started her after school job at the grocery store. She gets a paycheck every two weeks, which she deposits in her bank account. Every week, she takes out $20 of spending money. Kathleen drew a table showing how much she is going to be able to save in the next 12 weeks. How much money does Kathleen add to her balance every month?
A.
$100
B.
$150
C.
$125
D.
$200
Hint
6.
Find a description that can model this graph.
A.
Bill running in a cross country race.
B.
Bill walking back and forth across a room.
C.
Bill taking his dog for a walk to the park and back..
D.
Bill walking to the store.
Hint