7th Grade Math

(Marvins-Underground-K-12) #1
NEED EXTRA HELP?
If You Missed Question... 12345678910111213
Go to Chapter-Lesson... 10-1B 8-2B 3-3D 10-1B 5-1D 10-1E 5-3A 4-1D 10-1C 10-2E 5-3B 10-2C 10-3C
For help with... SPI 2.3 GLE 5.5 SPI 2.3 SPI 4.3 SPI 2.7 SPI 4.3 SPI 2.7 GLE 3.8 SPI 2.3 SPI 2.3 SPI 4.1 SPI 2.3 SPI 2.3

Test Practice 619


  1. GRIDDED RESPONSE Solve the equation
    b - 5 = - 8. What is the value of b?

  2. A tube of caulk comes in a cylindrical tube.
    The tube measures 10 inches long and has
    a 2-inch diameter. What is the approximate
    volume of caulk contained in this tube?


2 in.

10 in.

F. 3.14 in^3 H. 62.8 in^3
G. 31.4 in^3 I. 125.7 in^3


  1. SHORT RESPONSE Compare the surface
    area of the figures below that have equal
    volume. Justify your answer.


6 cm

6 cm

5 cm

3 cm3 cm

20 cm


  1. Eli made a triangle with an area of
    18 square inches. Suppose he makes a
    similar triangle that has been dilated by a
    scale factor of 3. What will be the area of
    the new triangle?
    A. 27 in^2 C. 162 in^2
    B. 54 in^2 D. 486 in^2

  2. Andrea made a tiered cake for a wedding.
    She wants to cover the outside of each
    layer marked A, B, and C with white icing.


4 in.

Radius = 2 in.

Radius = 4 in.

Radius = 6 in.

3 in.

3 in.

"

#

$

What is the total area of the 3 surfaces to
be covered with white icing? The top of
each layer will not be covered.
F. 289.4 in^2 H. 163.5 in^2
G. 263.9 in^2 I. 131.9 in^2


  1. EXTENDED RESPONSE A ceramic dish
    company makes small cylindrical
    dishes with lids that have a radius of
    8 centimeters and a height of 6 centimeters.
    The dishes are shipped in rectangular
    boxes that are 20 centimeters by
    20 centimeters by 16 centimeters. The
    extra space in the box is filled with
    packing material to protect the dish.


20 cm

16 cm

20 cm

6 cm

8 cm

Part A How much space does the dish
take up?
Part B How much packing material is
needed?
Part C How much material is needed to
make the box?

617_619_C10_STP_895130.indd 619 1/4/10 3:14 PM

Free download pdf