Math 41 - Practice for Test #2
1.
Meg is younger than her brother Bob.
a. If you know Megs age and Bobs age, how would you calculate the difference in their
ages?
b. If you know Megs age and the difference between their ages, how would you
calculate Bobs
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Math 41 Test Review 1
14. Use base six blocks to perform the subtraction 3oosix 142m. Show and explain, step by
step, how to determine the difference.
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Base Three Numerals
Familiar
Base Ten
Name
# Units
Zero
One
Two
Three
Four
Five
Six
Seven
Eight
Nine
Ten
Eleven
Twelve
Fifteen
Twenty
Twentyfive
Thirty
Base Three
Numeral
Multibase Block
Representation
Factors and Primes
All possible rectangular arrays that can be constructed with exactly 4 tiles, exactly 7 tiles and exactly 12
tiles are diagrammed below. Form all possible rectangular arrays that can be constructed for the
remaining numbers from I to 12
Math 41 Practice for Test 4
1.
In a survey, 25 out of 30 fourth graders said they liked their music class. The rest said they did not.
a) Among those surveyed, what is the ratio of students who like their music class to those who do
not?
b) Among those su
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Math 41 Test Review 1
1. Two trains leave from different stations which are 217 miles apart and travel toward each
other along parallel tracks. The trains leave at exactly the same time. Train A travels at 65
miles per hour while Tra
Math 41 Practice for Test 3
1. For each of the following, state your answer and explain how you decide.
2
2
a) Which fractional value, 15 or 17 , is closer to 0?
b)
Which fractional value,
c)
Which fractional value,
7
16
5
6
or
or
9
20
6
,
7
, is closer t
Vector Algebra
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Mathematics : Vector Algebra
Practice Paper 01
1.
The degree of the differential equation satisfying
(A) 1
2.
3.
(B) 2
1 x 2 1 y2 a x y is
(C) 3
(D) none of these
The differential equation whose so
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Math 41 Test Review 1
. Write the base fo r numeral for the base four blocks shown beIow. Explain how you decide.
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Math 41 Test Review 1
1. Two trains leave from different stations which are 217 miles apart and travel toward each other along
parallel tracks. The trains leave at exactly the same time. Train A travels at 65 miles per hour while
Train B travels at 72 mil
Practice Problems for Math 41 Final Exam
1.
Consider the following situation: Kathi earns a salary of $480 per week. In January, she
got a pay raise of 10% when the company was doing well. In June, the company has a
drop in income and decides it must cut
ANSWERS
2
1. a) 17 , b)
2.
9
20
,
c)
6
7
3.
answers vary
4.
Construct to rectangles of the same size and divide on into fourths and one into fifths.
Compare the size of 3 of a rectangle and 4 of a second rectangle of the same size and
4
5
shape.
3
4
4
5
T
Rev-02
MATH 41 ARITHMETIC TEST - Practice
Name _ Date _
Use the bottom half of this page and the back for scratch work. Enter the
answers in the spaces provided. Do not write anything except the answers in the
answer column. WRITE ALL FRACTION ANSWERS IN
Notes
3.
4.
e. How would you measure gas consumption? Is gas
consumption related to mileage? If so, how?
Explain how rainfall is quantified. You may need to use resources
such as an encyclopedia.
a. Calculate an approximation of the amount of time you hav
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Math 41 Test Review 1
Two pieces of rope differ in length by 7 meters. The total length of the two pieces of rope
together is 75 meters. How long is each piece of rope?
a) List the quantities in this situation and their values, if known.
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Math 41 Test Review 1
3. Write the base ten number 57,4 29.103 in expanded form. \ I _ \. A)
stalembb sod» mom \00'5bo mode \wa not? i
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0y 6'00) +7003) +1 Clo) uUO) Mao) l' + 3(303
4. In base ten, the n
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Trigonometric ratios:
Perp
Hyp
Hyp 09
Perp
Hyp
tan
Base
Pythagorean theorem and Pythagorean identities:
Sign identities:
Double angle:
half angle:
sum to product:
Product to sum:
0
900 /2
1800
II I
III IV
2700 3/2
2
0