| Question rating by month |

1 | During the month of April, the average temperatures on day n | **1192** |

2 | In the figure, point D divides side BC of triangle ABC into | **1176** |

3 | The sum of four consecutive odd numbers is equal to the sum | **1162** |

4 | An isosceles triangle with one angle of 120° is inscribed in | **1158** |

5 | If two integers are chosen at random out of the set {2, 5, 7, 8}, what | **1156** |

6 | If the product of all the unique positive divisors of n, a p | **1121** |

7 | If [3(ab)^3 + 9(ab)^2 – 54ab] / [(a-1)(a + 2)] = 0, and a and b are bo | **1092** |

8 | A box contains three pairs of blue gloves and two pairs of | **1085** |

9 | Arrow AB which is a line segment exactly 5 units along with | **1082** |

10 | Daniel is playing a dice game in which a dice is rolled 5 times | **1072** |

11 | The function g(x) is defined for integers x such that if x | **1071** |

12 | A bus from city M is traveling to city N at a constant speed | **1071** |

13 | If 10! - 2*(5!)^2 is divisible by 10^n, what is the greatest | **1060** |

14 | How many even 3 digit integers greater than 700 with | **1060** |

15 | Twenty meters of wire is available to fence off a flower bed in the | **1057** |

16 | There are 500 cars on a sales lot, all of which have either two doors | **1047** |

17 | If a, b are integers, and (a-b)^2 + 8b^2=108, what is the number of th | **1044** |

18 | A list of numbers has six positive integers. Three of those integers | **1043** |

19 | How many numbers that are not divisible by 6 divide evenly | **1037** |

20 | An integer between 1 and 300, inclusive, is chosen at random | **1033** |

21 | A sequence of numbers (geometric sequence) is given by the | **1032** |

22 | If 2^x + 2^y = x^2 + y^2, where x and y are nonnegative inte | **1024** |

23 | How many values can the integer p=|x+3|-|x-3| assume? | **1022** |

24 | On a partly cloudy day, Derek decides to walk back from work | **1022** |

25 | Pipe A can fill a tank in 32 minutes. Pipe B can fill the sa | **1009** |