MCAS 2000, 8th Grade Math, Questions 29-32

Click here for a PDF version of this set of questions. The PDF format may offer a clearer version when you print these pages (requires the free Adobe Acrobat Reader).

Your printer may also be able to print directly from the version which is now appearing on your computer screen.

Question #29

Chris selected 50 students at random and asked them who they want for class president. The results are shown in the table below.

Which statement is true regarding the probability that at least 5 of the next 10 students interviewed will want Jeremy for president?

A. It is impossible.

B. It is unlikely.

C. It is likely.

D. It is certain.

Question #30

Kathy rode her bicycle from her house to the top of a nearby hill. First, she traveled very fast on a level road. Then, she traveled more and more slowly as she went up the hill. Which graph best shows the distance she traveled over time?

Question #31

Suppose that for a positive number n,

How do a and b compare?

A. a B. a = b

C. a > b

D. It depends on the value of n.

Question #32
Each arrangement in the pattern below is made up of square tiles.

Which expression tells how many tiles are in the nth arrangement of this pattern?

Go to another week's questions
Return to AchievementInfo.Com Home Page