This is a demo of Math Olympiad 3. Your next practice questions in a specific program will be specially tailored for you as the system learns from your previous practices!
[1] Ed has 4 more brothers than sisters. How many more brothers than sisters does his sister Martha have?
Please give your answer:
[2] Edward is the shortest. John is taller than George and George is shorter than Kevin. Can you make the following conclusion that "John is taller than Kevin"?
Please select your answer:
Yes No
[3] Helen has 13 cards, and Jackson has 23 cards. How many cards does Jackson need to give Helen so that they have the same number of cards?
Please give your answer:
[4] Hillary is 28 years old, and Richard is 8 years younger than Hillary. How old will Richard be when Hillary is 49 years old?
Please give your answer:
[5] Figure out how the first two sets of numbers are related and then select the number from the choices to fill the question mark so that the third set of numbers have the same relationship as the first two sets.
Please select your answer:
A) 11
B) 14
C) 13
D) 9
E) 10
[6] Find all two-digit number(s) that equals twice the product of its digits. Separate each number with a comma if needed.
Please give your answer:
[7] There is a string of beads. Counting by 8s, 3 more beads are needed; Counting by 9s, 4 more beads are needed. At least, how many beads are there in total? Note that the total number of beads is more than 8.
Please give your answer:
[8] Emily and Jay both have a certain number of the cards. The number of the cards that Emily has is twice as what Jay has, and what Emily has is 24 more cards than what Jay has. How many cards do they have respectively?(Separate the answers by a comma.)
Please give your answer:
[9] If there are 5 Wednesdays within September in a year, which of the following can not be the last day of the month?
Please select your answer:
ABC
ThursdayWednesdayTuesday
[10] How many squares can you count from the figure below? (Note that each cell in the 2x2 grid is a square).
  
  
Please give your answer:



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