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2000 - 2001 MATH COUNTS

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coyp
143 diapositives · 1.5K Views · Jan 03, 2020

Test your math skills with a mix of equations, geometry problems, and arithmetic puzzles from the 2000-2001 MATHCOUNTS School Test Countdown Round by Josh Frost.

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2000 - 2001 MATH COUNTS
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  1. 2000-2001MATHCOUNTS SCHOOL TEST COUNTDOWN ROUND by Josh Frost

  2. What is the sum of all solutions to the equation2x2 - 5 = 27

  3. Answer : 0

  4. Evaluate (x - a + 3) if the value of x is (a + 7).

  5. Answer : 10

  6. The WNBA, a professional basketball league for women, was formed in 1996. The NBA, a professional league for men, was formed 47 years before the formation of the WNBA. In what year was the NBA formed?

  7. Answer : 1949

  8. The sum of the lengths of the edges of a regular tetrahedron is 96. What is the number of centimeters of one edge?

  9. Answer : 16 (centimeters)

  10. What is the number of distinct prime factors of 96?

  11. Answer : 2 (factors)

  12. A pair of jeans was priced $30 after a 25% price reduction. What was the number of dollars in the original price?

  13. Answer : 40 (dollars)

  14. How many integers satisfy the equation

  15. Answer : 7

  16. If 100 identical sheets of paper weigh 4 ounces, what is the number of ounces in the weight of 150 sheets?

  17. Answer : 6 (ounces)

  18. What is the 17th odd positive integer?

  19. Answer : 33

  20. Ally has 50 dimes and 20 quarters. What percent of the value of her money is quarters?

  21. Answer : 50 (percent)

  22. What is the number of square centimeters in the surface are of a cube whose edge is measures 3 cm?

  23. Answer : 54 (square centimeters)

  24. One half of a number is 2. What is twice the number?

  25. Answer : 8

  26. The sum of two numbers is 22. Their difference is 4. What is the greater of the two numbers?

  27. Answer : 13

  28. What is the value of 192 + 2(19) + 1?

  29. Answer : 400

  30. Two angles are complementary. The difference in their measure is 40o. What is the number of degrees in the larger angle?

  31. Answer : 65 (degrees)

  32. When 8 times a number is increased by 4, the result is 44. What is the number?

  33. Answer : 5

  34. What is the greatest common factor of 39 and 91?

  35. Answer : 13

  36. In an orchestra, 60% of the musicians play string instruments, and the remainder play woodwinds, brass, or percussion instruments. If the orchestra has 130 members, how many musicians would not play string instruments?

  37. Answer : 52 (musicians)

  38. What is the smallest positive integer greater than 5 that is divisible by 5, but yields a remainder when divided by 2, 3, or 4?

  39. Answer : 25

  40. How many different three-digit positive integers can be formed if each digit is a prime number and digits cannot be repeated within a number?

  41. Answer : 24

  42. What is the value of 1,000,000 - 888,888?

  43. Answer : 111,112

  44. What is the units digit of 2957?

  45. Answer : 9

  46. A drawer contains 120 socks. Each sock is one of four colors. What is the minimum number of socks that must be drawn at random to guarantee that two socks of the same color are drawn?

  47. Answer : 5 (socks)

  48. If Sam can buy five notebooks for $6 and then sell any two notebooks for $3, how many notebooks must she sell to make a total profit of $12?

  49. Answer : 40 ( notebooks)

  50. A truck driver earns 20 cents per mile. She drove 1000 miles in 20 hours. What is her hourly wage in dollars?