Chapter 5 Test. Please do not write on this!!!!

Multiple Choice

Identify the choice that best completes the statement or answers the question.

____1.Each student needs a pencil and an eraser to take a test. If pencils come 8 in a box and erasers come 12 in a bag, what is the least number of boxes and bags needed for 24 students to each have a pencil and an eraser?

a. / 1 boxes of pencils, 1 bags of erasers / c. / 8 boxes of pencils, 12 bags of erasers
b. / 3 boxes of pencils, 2 bags of erasers / d. / 2 boxes of pencils, 3 bags of erasers

____2.Find the least common multiple (LCM) of 9 and 6.

a. / 36 / c. / 16
b. / 24 / d. / 18

____3.Add. Express your answer in simplest form.

+

a. / / c. /
b. / / d. /

____4.Add. Express your answer in simplest form.

+

a. / / c. /
b. / / d. /

____5.Subtract. Express your answer in simplest form.

a. / / c. /
b. / / d. /

____6.Ivan is burning a CD for his friend. It is a 37-minute CD, and he has already burned minutes. How much more is left to burn?

a. / minutes / c. / minutes
b. / minutes / d. / minutes

____7.Solve the equation g – = . Express your answer in simplest form.

a. / g = / c. / g =
b. / g = / d. / g =

____8.Two stacks of books together are inches tall. If one stack is inches tall, how tall is the other?

a. / inches / c. / inches
b. / inches / d. / inches

____9.Multiply. Express your answer as a mixed number in simplest form.

a. / / c. /
b. / / d. /

____10.Multiply. Express your answer in simplest form.

•

a. / / c. /
b. / / d. /

____11.Evaluate the expression h • for h= . Express your answer in simplest form.

a. / / c. /
b. / / d. /

____12.Multiply. Express your answer in simplest form.

a. / / c. /
b. / / d. /

____13.Find the reciprocal of .

a. / / c. /
b. / / d. /

____14.Divide. Express your answer in simplest form.

a. / / c. /
b. / / d. /

____15.Solve the equation w = 7. Express your answer in simplest form.

a. / w = / c. / w =
b. / w = / d. / w =

____16.In a bowl of marbles, are red. The marbles are counted, and there are 10 red ones. How many marbles are in the bowl?

a. / 51 marbles / c. / 56 marbles
b. / 50 marbles / d. / 55 marbles

____17.(CRT) Divide

a. / 12 / c. / 4 6
7
b. / 1 / d. / 34/7

____18.(CRT) There are 600 students that attend the school. Of the students that attend a school,

4 have a cell phone. How many studnets have cell phones?

5

a. / 120 students / c. / 450 students
b. / 480 students / d. / 150 students

____19.(CRT) The figure below is divided into equal sized pieces. Some of the pieces are shaded?

a. / 0.20 / c. / 0.25
b. / 0.40 / d. / 0.60

Matching

Match each vocabulary term with its definition.

a. / least common multiple (LCM) / d. / least common denominator (LCD)
b. / additive inverses / e. / ms mora
c. / reciprocals

____20.the least common multiple of two or more denominators

____21.the smallest number, other than zero, that is a multiple of two or more given numbers

____22.one of two numbers whose product is 1

Essay

23.Explain how to use the GCF method to multiply and simplify the problem .