Topic 6 Study Guide
1. There are 100 tiles that were purchased to raise money for a new
playground. The tiles will be laid along a walkway. Each tile is 4.75
inches wide. If the tiles are going to all be lined next to each other, how
many inches long will they cover along the walkway?
A.
475 inches
B.
0.475 inches
C.
47.5 inches D.
4,750 inches
2. Kendra ordered 1,000 handballs for the school district. If each
handball costs $2.15 each, how much did Kendra spend on handballs?
A.
$21.50 B.
$215 C.
$2,150 D.
$21,500
3. What steps can be taken to find the product of 2.61 and 100?
A.
Move the decimal point 3 places to the right and annex 1 zero.
B.
Move the decimal point 1 places to the right .
C.
Move the decimal point 2 places to the right and annex 1 zero.
D.
Move the decimal point 2 places to the right
4. What is 0.64 × 100?
A.
6.4 B.
64 C.
640 D.
6400
5. What is 0.23 × 1000?
A.
2.3 B.
23 C.
230 D.
2,300
1. A deli buys 30.4 pounds of cheese each week. Which is the best
estimate of the total amount of cheese the deli will buy in 4 weeks?
A.
100 pounds B.
120 pounds
C.
150 pounds D.
160 pounds
2. Dara uses 4.85 ounces of shampoo each week. Which is the best
estimate of the number of ounces she will use in 4 months (16 weeks)?
A.
60 ounces B.
64 ounces C.
72 ounces D.
80 ounces
4. Which equation provides the best estimate of the product of 229 and
3.22?
A.
200 × 3 = 600 B.
D.
200 × 4 = 800 C.
250 × 3 = 750
300 × 3 = 900
5. Which equation provides the best estimate of the product of 487 and
2.97?
A.
500 × 3 = 1,500
D.
450 × 2 = 900
B.
500 × 2 = 1,000 C.
1. Find the product of 1.6 and 3.4.
A.
3.24
B.
5.04
C.
5.44
D.
3. Find the area of the
rectangle.
A.
18 B.
1.8
C.
0.9
D.
0.18
3.1
400 × 3 = 1,200
4. What factor could be used to make the equation
true?
A.
1.2
B.
3.1
C.
12
D.
3.4
5. What is the product of 0.4 and 6.3?
A.
6.7
B.
25.2
C.
2.52
D.
.067
1. Place the decimal point in the product.
1.23 × 7.8 =
A.
9.594 B.
95.94
C.
959.4
D.
9594
2. Brianne takes 4.75 minutes to bike around the block. How long does
it take Brianne to bike 11 times around the block?
A.
63.26 minutes B.
D.
52.25 minutes C.
63.26 minutes
53.25 minutes
3. Find the product.
3.68 × 19.7 =
A.
57.49 B.
72.496
C.
7,249.6
D.
724.96
5. Shay earns $9.00 an hour. How much will she earn for working 6.5
hours?
A.
$58.00
B.
$58.50
C.
$585.50
D.
$54.50
1. A truck is transporting 37 boxes that weigh 23.4 pounds each. What
is the total weight the truck is transporting?
A.
D.
8,538 pounds B.
865.8 pounds
86.58 pounds
C.
853.8 pounds
4. A kitten weighs 3.2 pounds. A baby tiger weighs 26 times as much
as the kitten. How much does the baby tiger weigh?
A.
83.2 pounds B.
832 pounds
C.
82.2 pounds
D.
822 pounds
5. The restaurant ordered 27 turkeys that weigh 16.4 pounds each. How
much does the order of turkeys weigh?
A.
D.
4,028 pounds B.
442.8 pounds
4,428 pounds
C.
402.8 pounds
1. Sol has to paint 365.7 square feet of wall space. He wants to paint
0.4 of the area light green. How many square feet does he want to paint
light green?
A.
146.28 square feet B.
144.28 square feet
C.
1462.8 square feet
1442.8 square feet
D.
3. What is 5.32 × 1.8?
A.
0.9576
B.
9.566
C.
9.576
D.
95.66
5. A landscaper uses fertilizer on 0.8 of a field. The field is 3.4 acres in
size. How many acres have fertilizer on it?
A.
2.72 acres
B.
2.42 acres
C.
27.2 acres
D.
24.2 acres
1. There are 40 steps between each floor of a 30 story office building.
If Michelle can run up 60 steps in a minute. Which of the following can
be used to find how long it will take the Michelle to run up all the steps
in the entire office building?
A.
40 × 30 ÷ 60 = 20 minutes
B.
C.
40 + 30 ÷ 60 = 1.2 minutes
60 × 20 ÷ 30 = 40 minutes
D.
40 – 30 + 60 = 70 minutes
2. Wilma is tiling her bathroom with tiles that measure 1 foot along
each side. The bathroom is 15 feet long and 10 feet wide. She can lay
30 tiles per hour. Which of the following can be used to find the total
number of hours it will take Wilma to cover the floor with tiles?
A.
15 × 30 ÷ 10 = 45 hours
B.
15 + 10 ÷ 30 = 0.5 hour
C.
10 × 30 ÷ 15 = 20 hours
D.
15 × 10 ÷ 30 = 5 hours
3. This table shows the total number of cases of cookie dough the fifth
grade class sold on Wednesday, Thursday, and Friday. There are 60
students in the fifth grade. If each student sold the same number of
cases of cookie dough, how can you find how many cases each student
sold?
Day
Total amount sold
Wednesday 384
Thursday
288
Friday
168
A.
Add 384, 288, and 168 and subtract 60 from the result.
B.
Add 384, 288, and 168 and divide the result by 60.
C.
Add 384, 288, and 168 and add 60 to the result.
D.
Add 384, 288, and 168 and multiply the result by 60.
4. This table shows the number of students from different grades who
are going to a school award luncheon at a restaurant. The restaurant
can seat 12 people at each table. How can you find the number of
tables the restaurant will have to set up for the luncheon?
A.
Add 176, 104 and 136 and subtract 12 from the result.
B.
Add 176, 104 and 136 and add the result to 12.
C.
Add 176, 104 and 136 and multiply the result by 12.
D.
Add 176, 104 and 136 and divide the result by 12.
5. Fred is tiling his bathroom with tiles that measure 1 foot along each
side. The bathroom is 20 feet long and 15 feet wide. He can lay 50 tiles
per hour. Which of the following can be used to find the total number of
hours it will take Fred to cover the floor with tiles?
A.
20 × 15 ÷ 50 = 6 hours
C.
50 × 20 ÷ 15 = 66 hours
B.
D.
20 + 15 ÷ 50 = 0.7 hour
15 × 30 ÷ 50 = 9 hours