mathleteschallenge.files.wordpress.com€¦ · created date: 3/13/2012 9:44:29 pm
TRANSCRIPT
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Schml Name
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1. The science class did an experiment. A jar containing water and a thermometer wasplaced outside for twelve hours. Every hour the temperature was recorded.
Temperature Readings
About how many degrees did the temperature increase from 7 a.m. to 12 noon?
A 83'
B 45"
c 380
D 33"
oo" I
900 I
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50'lI400 I
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,o'I100 |
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.m. 9 a.m. L2 noon 3 p.m. 6 p.m.
Time
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2. Which situation could best describe the graph?
0102030Time (minutes)
A Jamie walked for 10 minutes, rested for 10 minutes, then ran for 10 minutes'
B Jamie ran for 10 minutes, rested for 10 minutes, then walked for 10 minutes'
C Jamie walked for 10 minutes, ran for 10 minutes, then walked for 10 minutes'
D Jamie ran for 10 minutes, then walked for L0 minutes, then ran for 10 minutes'
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3. If these decimal numbers are changed
to reduced. fractional forn, in which
sequence does the denominator always
increase?
A 2,0.2,0.02,0'002
B 0.02, 0.03,0.04' 0.05
c 0.005,0.05,0.5,5
D 0.25, 0.025 , A-26,0.026
4. Mr- Hammond asked his c1ass"'Does 2
divide into 435 evenlY?" Who
answered correctlY?
A Mia answeredr'Yes' because the
first digit is even' so it d'ivides
evenlY'"
B PaYton answered,'Yes' because ifYou add uP all the digits in 435'
the sum is even, so it divides
evenlY."
C Julie answered, "It{o' because the
last digit in 435 is odd' so it willnot divide evenlY'"
D Max answered, "No' because 435
is not a factor of 2'"
5. Kyra needs to select from the list allnu*rbers divisible bY 6'
54,62,66,72,77 ,84,93
Which numbers should KYra choose?
A 54,62,72,77, and 84
B 54,'12,84, and 93
C 54,66,72, and'84
D 54,66,72,84, and 93
6. Which of these numhers is divisible byo.)JJ
A 61,234
B 63,344
c 66,47r ,
D 67,214
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l.
e'
According to this graph, which of the following is true'3bout the early pioneers'food
resources?
Food ResourcesFor The EarlY Pioneers
A Fishing and firrits combined would be the largest food resources'
B wheat and. dairy farming make up about the same amount of the food resources'
C Fruits provide the least amount of food resources'
D vegetables and dairy farming make up the same amount of the food resources'
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8. Each side of a square is 8 cm.
A rectangle has the same perimeter,but its length is 10 crn.
What is its width?
A 6cm
B l-1 cm
C L2cm
D 22cm
T'
9. Which of the following figures has theIeast number of edges?
A N---Z\/ \VZ
Y
- I - - - - -r
10. Kevin drew a diagonal inside aquadrilateral and made 2 equilateraltriangles. What kind of quadrilateraldid Kevin use to fuaw the triangles?
A rhombus
B pentagon
C rectangle
D trapezoid
B
C
D
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l_1. Using the following Venn {ia-eram'how tany PeoPle have both dogs and
cats but no rabbits?
A 1" person
B 3 PeoPle
C 4 PeoPle
D 9 PeoPle
L2. What is the approximnfe mean of the
temperatures recorded during the
week of JulY 6?
92"F, 89'F, 900F, 78"F, 83"F, 90'F' 88"F
A 86-7"F
B 87-1"F
c 87.4"F
D 88.7"F
Jo
Lar:ren
BethTomZack
13. Mrs. Jones recorded the followinggrades for the math test:6s, 100,95, 85, and 70. What was the
average (mean) for this test?
A79883c 104
D 415
After each game the girls'basketballteam atePizza.
PizzaEatenbY Girls'Basketball Team
GameSlices of
PizzaEaten
1
2
3
4
D
6
16
L4
2lL7
19
15
What is the mean nrrmber of slices of
pizzaeaten after each game?
A20BL7c16D14
14.
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15. The following are Tom's grades inscience: 80, 85, 100, 78, 90. Therewill be only one more test this gpadingperiod. What is the lowest grade Tomcan make and still have an 85 averagein the class?
A70877c86D 100
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16. Which is the prime factonzation of 86?
A 3x2xZx2x2xZB 2x2xZxLL
C 2x43
D 2x4xll
What numbers belong in theintersection?
t7.
PrimeFactors
of30
A 2 andS
B 2 and5
C 3 andS
D 2,3, and 5
PrimeFactors
of40
4
18. Which of the following is a compositemimber?
A2
B3C4D5
19. Sasha's locker combination uses threecomposite numbers. Which of thefollowing could be the combination?
A 4,27,39
B 7,rr,L9
c 9, L3,2L
D 18,26,59
Which statement is true about this setof numbers?
20.
A
B
C
D
|t,2,3,5, 1gl
All of the numbers are prime.
All of the numbers are composite.
They are all odd numbers.
Four of the numbers are prime.
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