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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
Week 1: 7-Segment Display Problems
Practice
Evaluation
Week 2: Matchstick Problems
Practice
Evaluation
Week 3: Division & Divisibility (1)
Practice
Evaluation
Week 4: Caculation Shortcuts
Practice
Evaluation
Week 5: Quiz 1
Week 6: Word Problem (1)
Practice
Evaluation
Week 7: Multiples & Factors
Practice
Evaluation
Week 8: Fractions & Decimals
Practice
Evaluation
Week 9: Distance Problems (1)
Practice
Evaluation
Week 10: Quiz 2
Week 11: Roman Numerals
Practice
Evaluation
Week 12: Measurement
Practice
Evaluation
Week 13: Sum, Difference & Multiple (1)
Practice
Evaluation
Week 14: Least & Most
Practice
Evaluation
Week 15: Quiz 3
Week 16: Number Sense
Practice
Evaluation
Week 17: Shape Counting
Practice
Evaluation
Week 18: Counting Problem
Practice
Evaluation
Week 19: Fraction & Decimals (2)
Practice
Evaluation
Week 20: Quiz 4
Week 21: Average Problems
Practice
Evaluation
Week 22: Purchase & Sale Problems
Practice
Evaluation
Week 23: Number Thinking(1)
Practice
Evaluation
Week 24: Proportion & Ratio Problems
Practice
Evaluation
Week 25: Quiz 5
Week 26: Mid-Term Exam
Week 27: Number Pattern
Practice
Evaluation
Week 28: Calendar Problem
Practice
Evaluation
Week 29: Number Sequences
Practice
Evaluation
Week 30: Pattern Problems
Practice
Evaluation
Week 31: Quiz 6
Week 32: Age Problems
Practice
Evaluation
Week 33: Money Problem
Practice
Evaluation
Week 34: Division & Divisibility (2)
Practice
Evaluation
Week 35: Geometry
Practice
Evaluation
Week 36: Quiz 7
Week 37: Sum, Difference & Multiple (2)
Practice
Evaluation
Week 38: Calculation Shortcuts (2)
Practice
Evaluation
Week 39: Combination Problems
Practice
Evaluation
Week 40: Percentage Problem
Practice
Evaluation
Week 41: Quiz 8
Week 42: Number Substitution
Practice
Evaluation
Week 43: Work Problem
Practice
Evaluation
Week 44: Word Problems (2)
Practice
Evaluation
Week 45: Number Thinking2
Practice
Evaluation
Week 46: Quiz 9
Week 47: Proportion & Ratio Problems(2)
Practice
Evaluation
Week 48: Distance Problems (2)
Practice
Evaluation
Week 49: Probability & Combinations
Practice
Evaluation
Week 50: Challenge Problems
Practice
Evaluation
Week 51: Quiz 10
Week 52: Final Exam
Math Olympiad 5
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SHSAT Math
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Calc Challenger
Sudoku Challenger
Matrix Fill Game
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Pattern Problems( Week 30 Evaluation)
1.
9 × 9 + 7
=
88
98 × 9 + 6
=
888
987 × 9 + 5
=
8888
9876 × 9 + 4
=
88888
Fill the following blank by observing the above pattern:
9876543 × 9 +
=
88888888
2.
There are 83 students in a line. Every 2 girls are followed by 3 boys and the pattern repeats. The first 2 in the line are girls. How many boys are there in the line?
3.
If the current month were October, which month would it be 121 months from now?
4.
Suppose today is Wednesday. What day of the week would it be 66 days from now?
5.
Suppose 12 days before the day after tomorrow was Wednesday. What day of the week was yesterday?
A) Thursday
B) Saturday
C) Friday
D) Sunday
6.
Suppose 5 days ago was Friday. What day of the week would it be 190 days from today?
7.
Find the 12th term in the following sequence: 0,2,6,12,20,30,42,56,72...
8.
If 2 days before yesterday was Tuesday, what day of the week will it be 50 days from today?
9.
A "magic square" is a square array of numbers consisting of the distinct positive integers arranged such that the sum of the numbers in any horizontal, vertical, or the two main diagonal lines is always the same number. In the following "magic square", four numbers are given. What is the value of X?
16
2
12
X
4
A) 10
B) 6
C) 14
D) 8
E) can not be determined
10.
A series of digits '837465837465837465...' has a certain pattern. What is the sum of the first 63 digits (starting from the left side) of the number?
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