Algebra I

Yana is in the school computer lab writing a paper for history class. The graph represents the number of words Yana has written after a number of minutes. Which situation could describe Yana's activities in the computer lab?

Yana opened her saved paper, wrote, took a break, deleted some of the words, and then began writing again.

The graph below represents the speeds of Kael and Lynn as they run around a track. For how many minutes did Lynn run at a greater speed than Kael?

28

Which statement describes the relationship between x and y?

As x increases, y decreases and then increases.

A car increases, then decreases, its speed. Which table could represent the speed of the car?

B

Which graph could represent a constant balance in a bank account over time?

C

The graph shows the speed of Jamal's car over time. Which best describes what is happening in section B?

Jamal is traveling at a constant speed.

The table shows the height of the tree that Margo planted over an 11-month period. Which statement can be supported by the information in the table?

The tree increased in height each month until the time period between month 9 and month 11.

The graph below represents the distance a pilot is from the home airport during a period of time. Which describes the pilot's distance in section I?

decreasing

The graph shows the total number of hours Katrina worked over a 10-day period. During which one-day interval did she work the most hours?

from day 7 to day 8

The help desk is keeping track of the number of minutes the average caller spends on hold. According to the table, during which interval did the average time spent on hold increase?

week 4 to week 6