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Math
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Math
共有 69 道题
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题目列表
单选题
a positive integer is randomly selected from all positive integers 1 to 300 inclusive that are multi...
Calculation
Normal
AMC8
277
0
单选题
An equilaterial triangle and a regular hexagon have qual areas. If the perimenter of the hexagon is...
Calculation
Normal
AMC8
239
0
单选题
Let R be a set of nine distinct integers. Six of the elements of the set are 5, 6, 7, 9, 12, and 17....
Calculation
Normal
AMC8
213
0
单选题
How many 5-digit numbers greater than 10000 are there that use the five digits of 20123?
Calculation
Normal
Easy
AMC8
194
0
单选题
There are 24 four-digit whole numbers that use each of the four digits 2,34,5 and 7 exactly once. On...
Normal
168
0
单选题
How many subsets containing three different numbers can be selected from the set {89, 95, 99, 132, 1...
Normal
179
0
单选题
Twice the measure of the supplement of an angle is added to three times the measure of the complemen...
Normal
AMC8
147
0
单选题
Square ABCD has side length 1. Points P, Q, R, and S each lie on a side of ABCD such...
AMC10
Normal
161
0
单选题
In some countries, automobile fuel efficiency is measured in liters per 100 kilometers while ot...
Normal
AMC10
185
0
单选题
The sum of three numbers is 96. The first number is 6 times the third number, and the thir...
AMC10
Normal
193
0
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