Math Olympiad 2( Week 52 Final Exam) 2. Below are the numbers from 0 to 9, + − and = signs made of line segments.
Please correct the following equation by adding Only one segment to the equation and write your corrected equation (only one is needed) in the blank (such as 1+2=3).
3. Below are the numbers from 0 to 9, + − and = signs made of line segments.
Please correct the following equation by adding Only one segment to the equation and write your corrected equation (only one is needed) in the blank (such as 1+2=3).
4. Below are the numbers from 0 to 9, + − and = signs made of line segments.
Please correct the following equation by adding Only one segment to the equation and write your corrected equation (only one is needed) in the blank (such as 1+2=3).
6. Larry has 3 pennies and 4 nickels. How many cents does Larry have in total? 7. Combine all of the numbers and signs in different ways until you make an equation, or number sentence, that equals one of the answer choices.
8. Compare the two things and decide if one is bigger than the other or if they are equal.
(Note that 1 quarter = 5 nickels). 9. What is the 5th even number after 13? 10. Observe the following equivalence relationships. How many baseballs are equivalent to one soccer ball? 11. Observe the following equivalence relationships. How many chickens are equivalent to one sheep? 12. Observe the following equivalence relationships. How many eggs are equivalent to one muffin? 13. Observe the following equivalence relationships. How many dogs are equivalent to one horse? 14. Observe the following equivalence relationships. How many cats are equivalent to one dog? 15. If 4∇2 = 42 − 4 = 38 and 2∇4 = 24 − 4 = 20, what is the value of 7∇1? 16. Compare the value of following column A and B:| A | B | | 4 dimes and 2 pennies. | 3 dimes and 10 pennies. |
17. Figure out the rule used to arrange the numbers, then decide what number should come next in the series.
13513513513 ⇒ 18. Figure out the rule used to arrange the numbers, then decide what number should come next in the series.
0123012301230 ⇒ 19. The equation 7+12+19=0 is incorrect. Correct it by exchanging ONLY one digit or sign with another in the equation. Please write your corrected equation (Only one is needed) in the blank. |