Chapter 6 M.C. Study Guide
Write the ratio as a fraction in simplest form.
____ 1. 8 to 44
a.
b.
c.
d.
Find the unit rate.
____ 2.
a.
c.
b.
d.
Write the equivalent rate.
____ 3.
a. 15
b. 2.5
c. 1.65
d. 5940
____ 4. Which is the best buy?
a. $25.50 for 15 cartons of milk
b. $13.36 for 8 cartons of milk
c. $19.80 for 12 cartons of milk
d. $8.30 for 5 cartons of milk
____ 5. Write the ratio of consonants to vowels in ONTARIO in lowest terms.
a. 7:2
c. 3:4
b. 4:3
d. 2:7
Solve the proportion.
____ 6.
a.
b.
c.
d.
____ 7.
a.
b.
c.
d.
20
15
12
11
____ 8. Two machines can complete 4 tasks every 3 days. Let t represent the number of tasks
these machines can complete in a 31-day month. Give a proportion that represents this
situation.
a.
b.
c.
d.
____ 9. A worker in an assembly line takes 3 hours to produce 22 parts. At that rate, how many
parts can she produce in 15 hours?
a. 8 parts
b. 110 parts
c. 330 parts
d. 220 parts
Solve the proportion.
____10.
a.
b.
c.
d.
0.02
20
0.2
200
____11. If
which of the following is true?
a.
b.
c.
d.
Name the corresponding sides and the corresponding angles.
____12.
FHE
QSU
a. corresponding sides:
; corresponding
angles:
b. corresponding sides:
angles:
c. corresponding sides:
angles:
d. corresponding sides:
angles:
____13. If trapezoid
a.
b.
and
and
; corresponding
; corresponding
; corresponding
is similar to trapezoid
c.
d.
, which is a pair of corresponding sides?
and
and
____14. If two polygons are similar, then the corresponding sides must be _____.
a. parallel
c. similar
b. proportional
d. congruent
____15. Triangle ABC is similar to triangle DEF. Find the length of side
not be drawn to scale.)
a. 6 ft
c. 7 ft
(The figures may
b.
____16. Given
a. 39 cm
b. 36 cm
d. 4 ft
find x. (The figures may not be drawn to scale.)
c. 34 cm
d. 35 cm
____17. The smaller box is 2 feet tall and casts a shadow 7 feet. The larger box is 4 feet tall. (The
figures may not be drawn to scale.)
How long is the shadow that the larger box casts?
a. 2 ft
c. 14 ft
b. 49 ft
d. 6 ft
____18. The extendable ramp shown below is used to move crates of fruit to loading docks of
different heights.
are similar. When the horizontal distance AB is 4 feet,
the height of the loading dock, BC, is 2 feet. What is the height of the loading dock, DE?
(Diagram not drawn to scale.)
2 ft
4 ft
4 ft
a. 24 ft
b. 8 ft
c. 2 ft
d. 4 ft
The scale on a map is 1 centimeter : 5 kilometers. Use the given actual distance to find
the distance on the map.
____19. 105 km
a. 30 cm
b. 21 cm
c. 10.5 cm
d. 525 cm
Write the scale without units.
____20. 1 in. : 30 ft
a. 1 : 360
b. 1 : 30
c. 1 : 36
d. 1 : 3000
____21. A map of Australia has a scale of 1 cm : 135 km. If the distance between Darwin and
Alice Springs is 1444 kilometers, how far apart are they on the map? Round your
answer to the nearest tenth of a centimeter.
a. 12.7 cm
b. 1579.4 cm
c. 127 cm
d. 10.7 cm
____22. A jar contains 10 blue marbles, 4 red marbles, and 8 white marbles. What are the odds
of drawing a blue marble from the bag?
a.
c.
b.
d.
____23. If you spin the spinner, what is the probability of landing on G?
a.
b.
1
8
1
2
c. 1
d.
1
4
____24. A number cube with the numbers 1 through 6 is rolled. Find the probability of rolling
the number 4.
a. 1
c.
b.
d.
____25. If you select one of the 4 cards and roll the 6-sided number cube, how many possible
outcomes are there?
a.
b.
c.
d.
9
24
10
18
Chapter 6 M.C. Study Guide
Answer Section
1.
2.
4.
5.
6.
7.
9.
10.
11.
12.
13.
14.
15.
16.
17.
18.
19.
20.
21.
23.
24.
25.
C
B
C
C
B
D
B
C
D
B
B
B
A
B
C
D
B
A
D
D
C
B