CBEST Practice Test Math with Complete
Solutions
During a semester, a student received scores of 76, 80, 83,
71, 80, and 78 on six tests. What is the student's average
score for these six tests? - ANS-78
Which of the following is the most appropriate unit for
expressing the weight of a pencil? pounds, ounces, quarts, pints, or tons? - ANS-
ounces
Ms. Gutierrez needs to order rope for her gym class of
32 students. Each student will receive a piece of rope
that is 5 feet 8 inches long. What is the total length
of rope Ms. Gutierrez needs to order for her class? - ANS-181 feet 4 inches
Rob uses 1 box of cat food every 5 days to feed his cats.
Approximately how many boxes of cat food does he use
per month? - ANS-6 boxes
Tara can develop 2 rolls of film in about 18 minutes.
At this rate, how long will it take her to develop 8 rolls
of film? - ANS-1 hour 12 minutes
Liliana has a bag of marbles. The bag contains 18 black,
15 red, 11 blue, and 8 white marbles. Liliana randomly takes
a red marble from the bag and leaves the marble on a table.
What is the probability that she will next take a red or a white
marble from the bag? - ANS-
At a college, approximately 2 out of 5 seniors go on to attend
graduate school. If there are 750 seniors at the college, how
many would be expected to attend graduate school? - ANS-
The Mills Library has 1,007,199 books. The Springvale Library
has 907,082 books. Which of the following is the best
estimate of how many more books the Mills Library has than
the Springvale Library? - ANS-
Which of the following is the best estimate for 4,286 × 390? - ANS-
Solutions
During a semester, a student received scores of 76, 80, 83,
71, 80, and 78 on six tests. What is the student's average
score for these six tests? - ANS-78
Which of the following is the most appropriate unit for
expressing the weight of a pencil? pounds, ounces, quarts, pints, or tons? - ANS-
ounces
Ms. Gutierrez needs to order rope for her gym class of
32 students. Each student will receive a piece of rope
that is 5 feet 8 inches long. What is the total length
of rope Ms. Gutierrez needs to order for her class? - ANS-181 feet 4 inches
Rob uses 1 box of cat food every 5 days to feed his cats.
Approximately how many boxes of cat food does he use
per month? - ANS-6 boxes
Tara can develop 2 rolls of film in about 18 minutes.
At this rate, how long will it take her to develop 8 rolls
of film? - ANS-1 hour 12 minutes
Liliana has a bag of marbles. The bag contains 18 black,
15 red, 11 blue, and 8 white marbles. Liliana randomly takes
a red marble from the bag and leaves the marble on a table.
What is the probability that she will next take a red or a white
marble from the bag? - ANS-
At a college, approximately 2 out of 5 seniors go on to attend
graduate school. If there are 750 seniors at the college, how
many would be expected to attend graduate school? - ANS-
The Mills Library has 1,007,199 books. The Springvale Library
has 907,082 books. Which of the following is the best
estimate of how many more books the Mills Library has than
the Springvale Library? - ANS-
Which of the following is the best estimate for 4,286 × 390? - ANS-
