MathToSuccess
Where Practice Brings Success
X
IntroductionGT package Math Olympiad
Math Olympiad 1
Math Olympiad 2
Math Olympiad 3
Math Olympiad 4
Week 1: 7-Segment Display ProblemsWeek 2: Matchstick ProblemsWeek 3: Division & Divisibility (1)Week 4: Caculation ShortcutsWeek 5: Quiz 1Week 6: Word Problem (1)Week 7: Multiples & FactorsWeek 8: Fractions & DecimalsWeek 9: Distance Problems (1)Week 10: Quiz 2Week 11: Roman NumeralsWeek 12: MeasurementWeek 13: Sum, Difference & Multiple (1)Week 14: Least & MostWeek 15: Quiz 3Week 16: Number Sense Week 17: Shape CountingWeek 18: Counting ProblemWeek 19: Fraction & Decimals (2)Week 20: Quiz 4Week 21: Average ProblemsWeek 22: Purchase & Sale Problems Week 23: Number Thinking(1)Week 24: Proportion & Ratio ProblemsWeek 25: Quiz 5Week 26: Mid-Term ExamWeek 27: Number PatternWeek 28: Calendar ProblemWeek 29: Number SequencesWeek 30: Pattern ProblemsWeek 31: Quiz 6Week 32: Age ProblemsWeek 33: Money ProblemWeek 34: Division & Divisibility (2)Week 35: GeometryWeek 36: Quiz 7Week 37: Sum, Difference & Multiple (2)Week 38: Calculation Shortcuts (2)Week 39: Combination ProblemsWeek 40: Percentage ProblemWeek 41: Quiz 8Week 42: Number SubstitutionWeek 43: Work ProblemWeek 44: Word Problems (2)Week 45: Number Thinking2Week 46: Quiz 9Week 47: Proportion & Ratio Problems(2)Week 48: Distance Problems (2)Week 49: Probability & CombinationsWeek 50: Challenge ProblemsWeek 51: Quiz 10Week 52: Final Exam
Math Olympiad 5
COUNTS MORE
SHSAT MathSAT MathPrintable Booklet
Math Game My ArchiveFeedbackFAQContact Info
Math Olympiad 4( Week 25 Quiz 5)
1.  All the numbers are from 10 to 15 and each number is only allowed to be used once. Fill in the blanks with the remaining numbers within the range so that the sums of the three numbers in each side are the same.
2.  8 is to 17 as 24 is to .
3.  What is the square root of 4?
4.  In the product 12 × 13 × 14 × 15 × 16 × 17 × 18, which one of the seven numbers should be increased by 1 to cause the smallest increase in the product?
5.  The average of a list of 4 numbers was 27. After two numbers were added to the list, the average became 30. What was the average of the two numbers that were added to the list?
6.  48 gallons of water were poured into an empty tank and filled
1
2
  of the tank. How many gallons does a full tank hold?
7.  How much (in dollars) do 10 pieces of chocolate cost if 100 pieces cost $10?
8.  The sum of the ages of Alice and Anne is 10, the sum of the ages of Alice and Nancy is 14 and the sum of the ages of Anne and Nancy is 14. How old is Nancy?
9.  The average of 6 numbers is 13. Suppose 41 is added the group. What is the new average of all the numbers?
10.  Laura can buy a dozen candy bars for 96 cents. If she spends $28.8 on the candy bars and sells them for a total of $36, how much will she charge (in cents) for each candy bar?
11.  What is the greatest common factor (GCF) of 36 and 68?
A) 4
B) 0
C) 3
D) 2
E) 1
12.   There are 33 marbles in a red bag and 42 marbles in a blue bag. How many marbles need to be moved from the red bag to the blue bag, so that there will be twice as many marbles in the blue bag as in the red bag?
13.  The average height of 5 students is 188 cm. The average height of another 7 students is 176 cm. What is the average height (cm) of all these 12 students?
14.  A and B are two different natural numbers that are less than 17. What is the largest value that
A × B
A − B
  can have?
15.  Two natural numbers have a sum of 17. What is the maximum product of the two numbers?



By click the below Submit button, answers are finalized.