Quiz2_Practice3 #3

Transcription

Quiz2_Practice3 #3

Quiz2_Practice3 #3
Basic Math / FND M020 SP15 – 22610-10N30FFD05-NAP (Prof. Abdon)
Student Name/ID:
1. Solve the following proportion for
Round your answer to the nearest tenth.
2. There are
books on a shelf.
of these books are new.
(a) What is the ratio of new books to used books?
(b) What is the ratio of used books to all books?
3. An item is regularly priced at
did Donna pay?
Donna bought it at a discount of
off the regular price. How much
4. A chemist is using
milliliters of a solution of acid and water. If
of the solution is acid, how
many milliliters of acid are there? Round your answer to the nearest tenth.
5. A laptop has a listed price of
laptop with sales tax included.
before tax. If the sales tax rate is
find the total cost of the
Round your answer to the nearest cent, as necessary.
ALEKS Quiz2_Practice3 #3 - 04/07/2015 2:14:05 PM GST - Copyright © 2015 UC Regents and ALEKS Corporation.
P. 1/13
6. Rewrite the fraction in the sentence below as a percentage.
In
, a popular company made
of its money online.
7. Answer the following questions.
(a)
(b)
is
of what?
of
____
is what number? ____
8. A rose garden is designed by joining a rectangle and a semicircle, as shown below. The rectangle is
long and
wide. If the gardener wants to build a fence around the garden, how many feet of fence are
for
and do not round your answer. Be sure to include the correct unit in
required? (Use the value
your answer.)
P. 2/13
9. The solid below is made from inch cubes. What is the total surface area of the solid? Be sure to include
the correct unit in your answer.
10. Find the length
P. 3/13
11. Use the protractor to find the degree measure of the angle.
Make sure to write your answer with the degree sign.
12. Use a calculator to approximate
Round your answer to the nearest hundredth.
P. 4/13
13. The figure below shows a rectangular field.
(a) Use the calculator to find the perimeter and area of the field.
Make sure to include the correct units.
Perimeter:
Area:
(b) Martina will walk around the field.
Which measure would be used in finding how long it will take?
- Perimeter
- Area
(c) The field will be covered by artificial turf.
Which measure would be used in finding the amount of turf needed?
- Perimeter
- Area
14. The quadrilaterals
Find the length
and
are similar.
of
P. 5/13
15. Find the volume of the solid below.
16. The length of a shadow of a building is
shadow is
The distance from the top of the building to the tip of the
Find the height of the building. Round your answer to the nearest tenth.
P. 6/13
17. Which pairs of figures are congruent? Which pairs are similar?
18. A swimming pool has to be drained for maintenance. The pool is shaped like a cylinder with a diameter
of
and a depth of
If the water is pumped out of the pool at the rate of
many hours does it take to empty the pool?
Use the value
for
per hour, how
and round your answer to the nearest hour.
P. 7/13
19. Find the volume of the rectangular prism.
20.
Fill in the blank under each figure below.
P. 8/13
21. A class is choosing a president, a vice president, and a treasurer.
There are two students running for president: Maria and Linda.
There are three students running for vice president: Bob, Jim, and John.
There are two students running for treasurer: Amanda and Jessica.
The tree diagram below shows the possible outcomes. Use the diagram to answer the questions.
(a) How many outcomes are there?
(b) How many outcomes have both Maria and Amanda being chosen?
(c) How many outcomes have John or Bob being chosen?
22. Ann has scored
,
,
, and
test so that her average (mean) is
on her previous four tests. What score does she need on her next
?
23.
A coin is tossed three times. An outcome is represented by a string of the sort HTT (meaning a head on
the first toss, followed by two tails). The outcomes are listed in the table below. Note that each
outcome has the same probability.
For each of the three events below, check the outcome(s) that are contained in the event. Then, in the
last column, enter the probability of the event.
P. 9/13
24. Each of
students reported the number of movies they saw in the past year. Here is what they reported.
Find the mean number of movies that the students saw.
If necessary, round your answer to the nearest tenth.
25. An investment company advertised that last year its clients, on average, made a profit of
. Assuming
that average refers to the mean, which of the following claims must be true based on this information?
Note: more than one statement could be true. If none of the statements is true, mark the appropriate box.
P. 10/13
Quiz2_Practice3 #3 Answers for class Basic Math / FND M020 SP15 –
22610-10N30FFD05-NAP
1.
2. (a)
(b)
3.
4.
milliliters
5. Total cost:
6. Percent notation:
7.
(a)
is
(b)
of what?
of
is what number?
8.
9.
10.
11.
12.
13.
(a) Use the calculator to find the perimeter and area of the field.
Make sure to include the correct units.
Perimeter:
Area:
(b) Martina will walk around the field.
Which measure would be used in finding how long it will take?
Perimeter
(c) The field will be covered by artificial turf.
Which measure would be used in finding the amount of turf needed?
Area
14.
P. 11/13
15.
16.
17.
18.
hour(s)
19.
20.
21. (a)
outcome(s)
(b)
outcome(s)
(c)
outcome(s)
22.
23.
P. 12/13
24.
movies
25.
P. 13/13

Quiz2_Practice3 #3

Transcription

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