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IntroductionGT package Math Olympiad
Math Olympiad 1
Math Olympiad 2
Math Olympiad 3
Math Olympiad 4
Math Olympiad 5
Week 1: Number Substitution
PracticeEvaluation
Week 2: Measurements
PracticeEvaluation
Week 3: Sum, Difference & Multiple
PracticeEvaluation
Week 4: Fraction & Decimals
PracticeEvaluation
Week 5: Quiz 1Week 6: Solve Equation
PracticeEvaluation
Week 7: Geometry (1)
PracticeEvaluation
Week 8: Counting Problems
PracticeEvaluation
Week 9: Number Calculation
PracticeEvaluation
Week 10: Quiz 2Week 11: Percentage Problems
PracticeEvaluation
Week 12: Distance, Speed & Time
PracticeEvaluation
Week 13: Work Problems
PracticeEvaluation
Week 14: Divisibility and Remainder
PracticeEvaluation
Week 15: Quiz 3Week 16: Least and Most
PracticeEvaluation
Week 17: Word Problems (1)
PracticeEvaluation
Week 18: Number Thinking (1)
PracticeEvaluation
Week 19: Combination & Probability (1)
PracticeEvaluation
Week 20: Quiz 4Week 21: Algebra
PracticeEvaluation
Week 22: Time Problems
PracticeEvaluation
Week 23: Average Problems
PracticeEvaluation
Week 24: Multiple & Factor
PracticeEvaluation
Week 25: Quiz 5Week 26: Mid-Term ExamWeek 27: Ratio Problems
PracticeEvaluation
Week 28: Number Thinking (2)
PracticeEvaluation
Week 29: Data Analysis
PracticeEvaluation
Week 30: Age Problems
PracticeEvaluation
Week 31: Quiz 6Week 32: Number Sequences
PracticeEvaluation
Week 33: Pattern Problem
PracticeEvaluation
Week 34: "Unsolvable" Equations
PracticeEvaluation
Week 35: Money Problems
PracticeEvaluation
Week 36: Quiz 7Week 37: Geometry(2)
PracticeEvaluation
Week 38: Logical Reasoning
PracticeEvaluation
Week 39: Word Problem (2)
PracticeEvaluation
Week 40: Number Thinking (3)
PracticeEvaluation
Week 41: Quiz 8Week 42: Combination & Probability (2)
PracticeEvaluation
Week 43: Distance, Speed & Time (2)
PracticeEvaluation
Week 44: Challenge Geometry Questions
PracticeEvaluation
Week 45: Sum, Difference & Multiple (2)
PracticeEvaluation
Week 46: Quiz 9Week 47: Probability Problems
PracticeEvaluation
Week 48: Distance, Speed & Time (3)
PracticeEvaluation
Week 49: Price & Cost
PracticeEvaluation
Week 50: Challenge Problems
PracticeEvaluation
Week 51: Quiz 10Week 52: Final Exam
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Ratio Problems( Week 27 Practice)
1.  A gift bag costs $20 in store A and the same gift bag is on sale in store B for $16. How many gift bags can be bought in store B with the amount of money needed to buy 8 same gift bags in store A?
A) 19
B) 11
C) 10
D) 16
E) 7
2.  One cubic foot of a certain material weighs 15 pounds and costs $17.28 per pound. A cubic foot equals to 1728 cubic inches. At the same rate, what is the cost of 162 cubic inches of the same material?
A) $24.30
B) $19.80
C) $30.30
D) $21.30
E) $22.80
3.  If
3
14
  of a number is 18, what is
11
14
  of the number?
A) 14
B) 79
C) 105
D) 66
E) 40
4.  If
3
4
  of
4
7
  of a number is 25, what is
1
10
  of the same number?
A)
42
3
 
B)
101
2
 
C)
91
3
 
D)
55
6
 
E)
81
6
 
5.  In a certain solution of water and alcohol, the ratio by volume of the amount of water to the amount of alcohol is 5 to 4. If the volume of the alcohol is 84 cubic inches, what is the volume of the water (in cubic inches)?
A) 168
B) 147
C) 105
D) 21
E) 126



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