Math League 4th 2023真题
1. 2 – 0 + 2 – 1 + 2 – 2 + 2 – 3 =
A) 2 B) 3 C) 4 D) 5
2. Sandy the Snail ran 6 cm in an hour! At that rate, how many cm could she run in 4 hours?
A) 10 B) 12 C) 24 D) 30
A) 0 B) 1 C) 2 D) 4
4. The names of how many months begin with a vowel?
A) 0 B) 1 C) 2 D) 3
5. Tyson eats only chicken 2 days a week, only sausages 3 days a a week, and only hamburgers the rest of the week. Tyson eats hamburgers ? days a week.
A) 1 B) 2 C) 4 D) 5
6. When ? is divided by 6, the remainder is 4.
A) 20 B) 22 C) 24 D) 26
7. I began with 20 hats 9 years ago. For the first 5 years after that, each year I doubled the number of hats I had. For the next 4 years, each year I gave away half of my hats. How many hats do I have now?
A) 10 B) 20 C) 30 D) 40
8. (60 + 40 + 20) – (50 + 30 + 10) =
A) 10 B) 20 C) 30 D) 60
9. Turbo Turtles are toys that can run one-half of 1 km in 2 minutes. The average hourly speed of a Turbo Turtle is
A) 15 km/hr. B) 20 km/hr. C) 30 km/hr. D) 60 km/hr.
10. The sum of the hundreds and ones digits of the product of 12 and 34 is
A) 9 B) 10 C) 11 D) 12
11. How many different possible perimeters could a rectangle that has area 100 cm2 and side-lengths that are all whole numbers have?
A) 4 B) 5 C) 6 D) 7
12. 20 + 31 + 42 = 23 + 34 + ?
A) 36 B) 39 C) 45 D) 48
13. Five days ago my birthday was exactly three weeks away. Today my birthday is ? days away.
A) 16 B) 18 C) 25 D) 26
14. Sophia Squirrel started with 44 acorns and found 4 more, then divided all of
her acorns equally among her 4 friends. How many acorns did each friend get?
A) 4 B) 7 C) 11 D) 12
15. If my motorcycle travels 135 km on 9 L of gas, how far can it travel on 2 L at that same rate?
A) 20 km B) 25 km C) 30 km D) 35 km
16. I have an odd number of nickels and an odd number of quarters. What could be the total value of all my nickels and quarters?
A) $0.75 B) $1.20 C) $2.55 D) $5.25
17. Two train cars are placed end-to-end, and one car is twice as long as the other. If the total length is 48 m, the longer car has length
A) 16 m B) 20 m C) 28 m D) 32 m
18. 200 + 200 + 200 + 200 = 40 × ?
A) 5 B) 10 C) 16 D) 20
19. Franny Farmer has an empty bucket that can hold up to 30 oranges. Each morning he puts 5 oranges in it, and each evening he eats 3 oranges. In how many days will he need a 2nd bucket to hold his oranges?
A) 13 B) 14 C) 15 D) 16
20. 10 × 100 × 1000 × 10 000 = 100 000 × 1 000 000 ÷ ?
A) 10 B) 100 C) 1000 D) 10000
21. Victor has 100 same-sized Rubik’s Cubes, and boxes that hold 8 Cubes each. How many boxes must he have to hold all the Cubes?
A) 12 B) 13 C) 14 D) 15
22. Stevie counted even numbers backwards, and the 22nd number he counted was 22. At what number did he start counting?
A) 64 B) 66 C) 68 D) 70
23. The product of two whole numbers, each of which is less than 1000, can have at most ? digits.
A) 5 B) 6 C) 7 D) 8
24. Rhonda the Racehorse runs 70 km in 1 hour. Sammy the Sloth runs 1 km in
4 hours. At these rates, Rhonda runs ? km farther than Sammy in 8 hours.
A) 552 B) 556 C) 558 D) 559
25. Jonah found the difference between a two-digit number and the number formed by reversing the digits in the two-digit number. This difference could be
A) 72 B) 74 C) 76 D) 78
26. A square and a rectangle have equal perimeters. If the length of a side of the square is 6 cm and the length of one side of the rectangle is 2 cm, the length of the longer side of the rectangle is ? cm.
A) 10 B) 12 C) 18 D) 20
27. The time on Noelle’s digital clock was 5:55 PM. How many minutes later did
Noelle next see all identical digits?
A) 71 B) 316 C) 376 D) 436
28. Between which numbers listed do the greatest number of primes fall?
A) 20 and 30 B) 30 and 40 C) 40 and 50 D) 50 and 60
29. If a line segment divides a certain polygon into a square and a triangle with the square and the triangle sharing a common side, the greatest number of sides this polygon could have is
A) 5 B) 6 C) 7 D) 8
30. When talking about a number, Marcia said, “It is an odd number,” and Jan said, “Both of the digits are different.” If only one of them is telling the truth, what could the number be?
A) 20 B) 21 C) 22 D) 23
