| Question rating by month |
1 | Two trucks travel from Alphaburg to Betaville along the same route. | 1122 |
2 | Let a 2-placer be a terminating decimal, between 0 and 1, for which | 1116 |
3 | Three fair six-sided dice, each numbered 1 to 6, are rolled once. What | 1108 |
4 | A list of numbers has six positive integers. Three of those integers a | 1098 |
5 | If two integers are chosen at random out of the set {2, 5, 7, 8}, what | 1085 |
6 | Arrow AB which is a line segment exactly 5 units along with | 1078 |
7 | There are 500 cars on a sales lot, all of which have either two doors | 1069 |
8 | A set of five positive integers has an arithmetic mean of 150. A parti | 1058 |
9 | A box contains three pairs of blue gloves and two pairs of | 1057 |
10 | In a certain mathematical activity, we have five cards with five diffe | 1054 |
11 | How many different pairs of positive integers (a, b) satisfy the equat | 1046 |
12 | If the product of all the unique positive divisors of n, a positive in | 1024 |
13 | A bus from city M is traveling to city N at a constant speed while ano | 1008 |
14 | An integer between 1 and 300, inclusive, is chosen at random | 999 |
15 | A botanist selects n^2 trees on an island and studies (2n + | 984 |
16 | On a partly cloudy day, Derek decides to walk back from work | 981 |
17 | How many distinct four-digit numbers can be formed by the | 980 |
18 | If x is an integer and 1 ≤ x ≤ 100, what is the probability that x(x + | 977 |
19 | For how many different pairs of positive integers (a, b) can | 971 |
20 | How many different pairs of integers (a, b) exist such that 2 <= a <= | 971 |
21 | The median of n consecutive odd integers is 30. If the fifth term..... | 950 |
22 | x = 10^10 - z, where z is a two-digit integer. If the sum of the digit | 946 |
23 | How many numbers that are not divisible by 6 divide evenly | 942 |
24 | One side of a parking stall is defined by a straight stripe that consi | 940 |
25 | A sequence of numbers (geometric sequence) is given by the | 940 |