Math Olympiad 4( Week 36 Quiz 7) 1. Determine which of the following number(s) are divisible by 9. Type the number(s) in the blank, and separate each number with a comma if necessary. 4. X and Y are positive integers and X is larger than Y. If the remainder of (X ÷ Y) is 7, what is the smallest possible dividend X? 5. Maple trees planted around a square garden are one meter apart. There are 36 maple trees in total with a tree at each corner. What is the length of each side of the garden (in meters)? 6. What is the multiple of 11 between 700 and 799 inclusively with the largest digits sum? 7. David is 7 times the age of Susan who is 8 years older than Eric. If the total age of the three is 118, how old is Eric? 8. Kevin is 7 times the age of Nancy who is 6 years younger than David. If the total age of the three is 69, how old is David? 9. The perimeter of a square is 56 inches. What is its area (in square inches)? 10. Morgan is twice as old as Edward was 3 years ago. Morgan will be 5 years old after 3 years. How old is Edward this year? 11. The circumference of a tire is 94 inches. How many complete turns will the tire roll in one mile (1 mile = 63,360 inches) on the ground? 12. If you cut a square (3 × 3) into half, what is the smallest possible sum for the perimeters of the two halves? 13. Sofia has a total of 20 $5 and $100 bills with a total value of $1050. How many $5 bills does Sofia have? 14. Jane has a total of 13 $20 and $50 bills with a total value of $350. How many $50 bills does Jane have? 15. Morgan has a total of 10 $20 and $100 bills with a total value of $440. How many $20 bills does Morgan have? |