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MathToSuccess
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CogAT Prep I
CogAT Prep II
FxAt Prep
CogAT Prep (K-2)
CogAT MultiLevel Prep
NNAT2 Prep (1st-2nd Grade)
NNAT Prep (1st-3rd Grade)
OLSAT B
Reasoning Knowledge
Math Olympiad
Math Olympiad 1
Math Olympiad 2
Math Olympiad 3
Math Olympiad 4
Math Olympiad 5
Week 1: Number Substitution
Practice
Evaluation
Week 2: Measurements
Practice
Evaluation
Week 3: Sum, Difference & Multiple
Practice
Evaluation
Week 4: Fraction & Decimals
Practice
Evaluation
Week 5: Quiz 1
Week 6: Solve Equation
Practice
Evaluation
Week 7: Geometry (1)
Practice
Evaluation
Week 8: Counting Problems
Practice
Evaluation
Week 9: Number Calculation
Practice
Evaluation
Week 10: Quiz 2
Week 11: Percentage Problems
Practice
Evaluation
Week 12: Distance, Speed & Time
Practice
Evaluation
Week 13: Work Problems
Practice
Evaluation
Week 14: Divisibility and Remainder
Practice
Evaluation
Week 15: Quiz 3
Week 16: Least and Most
Practice
Evaluation
Week 17: Word Problems (1)
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Evaluation
Week 18: Number Thinking (1)
Practice
Evaluation
Week 19: Combination & Probability (1)
Practice
Evaluation
Week 20: Quiz 4
Week 21: Algebra
Practice
Evaluation
Week 22: Time Problems
Practice
Evaluation
Week 23: Average Problems
Practice
Evaluation
Week 24: Multiple & Factor
Practice
Evaluation
Week 25: Quiz 5
Week 26: Mid-Term Exam
Week 27: Ratio Problems
Practice
Evaluation
Week 28: Number Thinking (2)
Practice
Evaluation
Week 29: Data Analysis
Practice
Evaluation
Week 30: Age Problems
Practice
Evaluation
Week 31: Quiz 6
Week 32: Number Sequences
Practice
Evaluation
Week 33: Pattern Problem
Practice
Evaluation
Week 34: "Unsolvable" Equations
Practice
Evaluation
Week 35: Money Problems
Practice
Evaluation
Week 36: Quiz 7
Week 37: Geometry(2)
Practice
Evaluation
Week 38: Logical Reasoning
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Evaluation
Week 39: Word Problem (2)
Practice
Evaluation
Week 40: Number Thinking (3)
Practice
Evaluation
Week 41: Quiz 8
Week 42: Combination & Probability (2)
Practice
Evaluation
Week 43: Distance, Speed & Time (2)
Practice
Evaluation
Week 44: Challenge Geometry Questions
Practice
Evaluation
Week 45: Sum, Difference & Multiple (2)
Practice
Evaluation
Week 46: Quiz 9
Week 47: Probability Problems
Practice
Evaluation
Week 48: Distance, Speed & Time (3)
Practice
Evaluation
Week 49: Price & Cost
Practice
Evaluation
Week 50: Challenge Problems
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Evaluation
Week 51: Quiz 10
Week 52: Final Exam
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Fraction & Decimals( Week 4 Practice)
1.
What is half of 1.21 ×
10
19
?
A) 1.21 ×
10
9
B) 6.05 ×
5
19
C) 0.605 ×
10
18
D) 6.05 ×
10
18
E) 6.05 ×
10
9
2.
Which of the following is NOT larger than 0.45?
A)
2
4
B)
1
2
C)
4
8
D)
3
6
E)
2
5
3.
If m = 8.1 ×
10
31
, then
√
m
=
A) 9 ×
10
16
B)
√
8.1
×
10
14
C) 0.9 ×
10
15
D)
9
31
E) 9 ×
10
15
4.
What is
6
7
of
3
4
of 56?
A) 8
B) 36
C) 29
D) 22
E) 57
5.
Which of the following percentage is equivalent to the fraction
0.25 + 0.625
0.8 + 1.7
?
A) 30%
B) 15%
C) 20%
D) 35%
E) 45%
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