| Question rating by month |

1 | Train A leaves New York for Boston at 3 PM and travels at | **1209** |

2 | What is the perimeter of PQRS ? (1) x = 30 degree | **1206** |

3 | In the correctly worked addition problem above, A, B, C, D | **1202** |

4 | A car dealership carries only sedans and SUVs | **1194** |

5 | w, x, y, and z are integers. If w > x > y > z > 0, is y a common | **1194** |

6 | If k is an integer and x(x – k) = k + 1, what is the value of x? | **1168** |

7 | n and k are positive integers. When n is divided by 23, the quotient i | **1165** |

8 | If, in the addition problem above, a, b, c, d, e, f, x, y, a | **1141** |

9 | If n is a prime number greater than 2, is 1/x > 1? | **1139** |

10 | Right triangle ABO is drawn in the xy-plane, with OB as hypo | **1126** |

11 | The cost of 3 chocolates, 5 biscuits, and 5 ice creams is | **1124** |

12 | Math Revolution and GMAT Club Contest! There is a sequence, 4(10^n), | **1118** |

13 | When 120 is divided by positive single-digit integer m the remainder | **1113** |

14 | Abe, Beth, Carl and Duncan are four siblings, among which Abe and Carl | **1110** |

15 | P and Q are prime numbers less than 70. What is the units digit of P*Q | **1108** |

16 | For integers a and b, if (a^3 a^2 b)^1/2 = 7, what is the | **1101** |

17 | Bob and Wendy left home to walk together to a restaurant for | **1097** |

18 | If x is a positive integer less than 100 such that x is | **1051** |

19 | Is a - 3b an even number? | **1043** |

20 | If x, y and z are positive integers such that x^4*y^3 = z^2 | **1041** |

21 | w, x, y, and z are integers. If z > y > x > w, is |w| > x^2 | **1038** |

22 | In the picture, quadrilateral ABCD is a parallelogram and | **1036** |

23 | At a restaurant, a group of friends ordered four main dishes | **1034** |

24 | If a, b, and c are positive integers such that 1/a + 1/b = 1 | **1022** |

25 | If you are buying a product by rounding up to a $1 digit, is the sum o | **1017** |