| Question rating by month |

1 | Train A leaves New York for Boston at 3 PM and travels at | **1174** |

2 | A car dealership carries only sedans and SUVs | **1170** |

3 | In the correctly worked addition problem above, A, B, C, D | **1170** |

4 | w, x, y, and z are integers. If w > x > y > z > 0, is y a common | **1168** |

5 | What is the perimeter of PQRS ? (1) x = 30 degree (2) w= 45 degree | **1167** |

6 | n and k are positive integers. When n is divided by 23, the quotient i | **1156** |

7 | If n is a prime number greater than 2, is 1/x > 1? | **1148** |

8 | If all the N students of a class are classified into groups of either | **1147** |

9 | If k is an integer and x(x – k) = k + 1, what is the value of x? | **1131** |

10 | If, in the addition problem above, a, b, c, d, e, f, x, y, a | **1107** |

11 | For integers a and b, if (a^3 a^2 b)^1/2 = 7, what is the | **1102** |

12 | When 120 is divided by positive single-digit integer m the remainder | **1095** |

13 | If x and y are non zero numbers less than 1, is (y^4 − x^4) > (y^3 − x | **1092** |

14 | The average (arithmetic mean) of 5 distinct, single digit integers is | **1082** |

15 | Abe, Beth, Carl and Duncan are four siblings, among which Abe and Carl | **1073** |

16 | Right triangle ABO is drawn in the xy-plane, with OB as hypo | **1071** |

17 | A certain fruit stand sells only apples for $0.26 each, bananas for $0 | **1070** |

18 | Julian bought 6 kilograms of cheese from each of Deli A and Deli B. At | **1066** |

19 | If 20 Swiss Francs is enough to buy 9 notebooks and 3 pencils, is 40 | **1064** |

20 | Bob and Wendy left home to walk together to a restaurant for | **1059** |

21 | A red box contains 7 ropes, with an average length of 60 cm per rope, | **1058** |

22 | P and Q are prime numbers less than 70. What is the units digit of P*Q | **1054** |

23 | If x, y, and z are all distinct positive integers and the percent | **1050** |

24 | A cube is made up of equal smaller cubes. Two of the sides | **1046** |

25 | Three employees, A, B and C, clean a certain conference room each day. | **1030** |