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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. Josh has 3 more brothers than sisters. How many more brothers than sisters does his sister Emily have? 2. Josh is the shortest. Rene is taller than Jay and Jay is shorter than Michael. Can you make the following conclusion that "Rene is shorter than Josh"? 3. Laura has 11 cards, and Josh has 15 cards. How many cards does Josh need to give Laura so that they have the same number of cards? 4. Morgan is 20 years old, and Ed is 8 years younger than Morgan. How old will Ed be when Morgan is 36 years old? 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. 6. Find all two-digit number(s) that equals 6 times the product of its digits. Separate each number with a comma if needed. 7. There is a string of beads. Counting by 9s, 4 more beads are needed; Counting by 10s, 5 more beads are needed. At least, how many beads are there in total? Note that the total number of beads is more than 9. 8. Emily and Ed both have a certain number of the cards. The number of the cards that Emily has is twice as what Ed has, and what Emily has is 12 more cards than what Ed has. How many cards do they have respectively?(Separate the answers by a comma.) 9. If there are 5 Thursdays within June in a year, which of the following can not be the last day of the month? 10. How many squares can you count from the figure below? (Note that each cell in the 2x2 grid is a square).
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