Grade 4 - Progress in Mathematics

Problem-Solving Applications:Mixed Review

11-9

Solve each problem and explain the method you used.

1. Sara babysits for Ollie and shows
   him how to build a tower with 27 cubes.
   Each cube has a volume of 1 cubic inch.
   What is the volume of the tower?


2. Ollie builds a tower with his 1-inch
   cubes. What shape is the face of
   each 1-inch cube in Ollie’s tower?


3. Trina brings crayons. Both ends of the
   blue crayon are rubbed flat. What
   solid figure does the crayon look like?


4. Benji’s crib mattress is 34 in. by 30 in.
   What is the perimeter of the mattress?
   (Hint:See page 20.)


5. Sara draws a hexagon. Each side is 9 cm.
   What is the perimeter of the hexagon?


6. Trina shows Benji a shape. It has
   2 circular flat surfaces. What is the shape?


7. Three children work with blocks to
   build a rectangular prism. It has a
   width of 7 in., a length of 8 in., and
   a height of 10 in. What is the volume of
   this prism?


8. Trina has a sheet of paper that is 8
   1
   4 in.
   by 11 in. What is the perimeter of the paper?
   (Hint:See page 20.)

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