Search results

  • '''2010 [[University of Northern Colorado Math Contest | UNCO Math Contest]]''' problems and solutions. The test was held on January 30, 2010. The fir * [[2010 UNCO Math Contest II Problems|Entire Test]]
    1 KB (150 words) - 20:19, 19 October 2014
  • '''2014 [[University of Northern Colorado Math Contest | UNCO Math Contest]]''' problems and solutions. The test was held on January 25, 2014. The fir * [[2014 UNCO Math Contest II Problems|Entire Test]]
    1 KB (143 words) - 17:17, 19 October 2014
  • '''2013 [[University of Northern Colorado Math Contest | UNCO Math Contest]]''' problems and solutions. The test was held on January 19, 2013. The fir * [[2013 UNCO Math Contest II Problems|Entire Test]]
    1 KB (150 words) - 17:20, 19 October 2014
  • ...th> and the ages of the children are <math>1, 3, 5, 7</math>, and <math>9</math>. Alice notices that the sum of the ages is a perfect square: <math>1 + 3 + 5 + 7 + 9 = 25</math>. How old will the youngest be the next time the sum of
    871 bytes (148 words) - 15:31, 23 December 2014
  • Twenty-first Annual UNC Math Contest Final Round January 19, 2013. The positive integers are <math>1, 2, 3, 4, \ldots</math>
    11 KB (1,648 words) - 08:55, 20 December 2021
  • distance between the centers of the circles is <math>8</math>, and both circles have radius <math>3</math>. What is the area of the shaded region between the circles?
    1 KB (162 words) - 13:13, 24 February 2022
  • ...e smallest positive integer <math>y</math> such that the product <math>xy</math> is a perfect cube? ...iply it by <math>3</math> to get two factors of three, giving us <math>36</math>.
    1 KB (217 words) - 18:47, 11 December 2023
  • ...C</math> is the center of a large circle that passes through both <math>A</math> and ...>, and <math>C</math> lies on the small circle whose diameter is <math>AB</math>. The area of the
    782 bytes (119 words) - 02:28, 13 January 2019
  • ...at satisfy <math>(x^2 - \tfrac{7}{2} x + \tfrac{3}{2} )^{(x^2+7x+10)}= 1.</math> ...es in which <math>(x^2 - \tfrac{7}{2} x + \tfrac{3}{2} )^{(x^2+7x+10)}= 1</math>,
    1 KB (205 words) - 13:58, 30 April 2022
  • If the sum of distinct positive integers is <math>17</math>, find the largest possible value of their product. Give both a set of .... Remember to consider only sums of distinct numbers, and not <math>3+7+7</math> or
    1,002 bytes (144 words) - 14:04, 30 April 2022
  • ...eenth occurs in its latest month, what day of the week is January <math>1</math>? ...each month. February has <math>29</math> days in leap years and <math>28</math> in others.
    825 bytes (131 words) - 02:29, 13 January 2019
  • ...e as long as when all three work together. If Suzie’s mom takes <math>2</math> seconds per dish and her dad takes <math>5</math> seconds per dish, how long does Suzie take per dish?
    509 bytes (84 words) - 02:29, 13 January 2019
  • ...non-terminating periodic decimal <math>0.124124 \ldots = 0.\overline{124}</math> has period three and is abbreviated by placing a bar over the shortest rep ...actly six? Do not include patterns like <math>0.323</math> and <math>0.17</math> that have shorter periods.
    837 bytes (116 words) - 02:29, 13 January 2019
  • ...w many distinct non-terminating repeating decimals <math>.d_1d_2d_3\ldots</math> have standard abbreviations that have at most six digits? (Consider two no ...line{121}</math> has two parts: a repeating tail <math>T = \overline{121}</math> and a non-repeating head
    1 KB (205 words) - 02:29, 13 January 2019
  • <math>Unknown environment 'tabular'</math>
    4 KB (536 words) - 02:30, 13 January 2019
  • ...> each contain <math>1</math> tile. Stage <math>6</math> contains <math>8</math> tiles. If the pattern is continued, how many tiles will Stage <math>15</math> contain?
    1 KB (212 words) - 02:30, 13 January 2019
  • '''2009 [[University of Northern Colorado Math Contest | UNCO Math Contest]]''' problems and solutions. The test was held on January 31, 2009. The fir * [[2009 UNCO Math Contest II Problems|Entire Test]]
    1 KB (150 words) - 20:16, 19 October 2014
  • '''2012 [[University of Northern Colorado Math Contest | UNCO Math Contest]]''' problems and solutions. The test was held on January 21, 2012. The fir * [[2012 UNCO Math Contest II Problems|Entire Test]]
    1 KB (150 words) - 21:11, 7 November 2014
  • Twentieth Annual UNC Math Contest Final Round January 21, 2012. ...positive integers are <math>1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12,\ldots </math>
    6 KB (1,018 words) - 14:05, 20 August 2020
  • ...the largest factor of <math>180</math> that is not a multiple of <math>15</math>? ...isfies <math>2^5 \times 3^2 \times5^4 \times 7^3 \times 11=99000 \times N</math>,
    1 KB (182 words) - 20:52, 8 January 2024

View (previous 20 | next 20) (20 | 50 | 100 | 250 | 500)