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200301	O is the center of the square. As shown in the figure, a point moves from A to O, then to E and then to C. The other point moves from A to M and then straight to C. The distance of the two points is the same. What is the ratio of AM to BM?
200301	Is x a factor of 24? (1)3x is a factor of 48 (2)5x is a factor of 60
200301	There are 8 people (3 men and 5 women), from which 3 people are selected to form a committee. How many combinations are there for at least one person is a man?
200301	One side of the parallelogram is 7 and the other is 6. Which of the following could be the area of the parallelogram? I. 21 II. 42 III. 64
200301	If f(x)=$$x ^ { 2 } * ( 1 - x ) ^ { 2 }$$, what is f(1-x)?
200301	January (A), February (B) and March (C) total $1200. Where A: (B + C) = 5:7, B: (A + C) = 9:15 how much is March?
200301	$$\frac { 4 } { \frac { \sqrt { 5 } - 1 } { \sqrt { 5 } + 1 } } = ?$$
200301	If f(x)=ax+b,what is the value of f(3)? (1)f(-2)+f(3)=0 (2)f(2)+f(-1)=0
200301	There are eight points in the plane, no three points in a straight line, how many triangles can be formed?
200301	The cone has 4 sides (similar to 4-sided dice). The numbers on it are 1, 2, 3, 4 and now toss it twice. What is the probability that the sum of the two numbers is a multiple of 3?
200301	Is a five-digit number "ababa" divisible by 3? (1)a is divisible by 3 (2)b is divisible by 3
200301	What is the maximum prime factor of $$2^{32} +4^{16} +8^8$$?
200301	A square has two circles, one big and one small, which are tangent to each other and are all tangent to the square. The radius is R and r respectively. What is the length of the diagonal of the square?
200301 还原机经选题	From 1 to 10, choose any two numbers to multiply, and the numbers can be selected repeatedly. What is the sum of all the products?
200301	A person starts at 6:30, the whole distance is 500km, and stops at half the distance. What time does this person arrive at the destination? (1)It's 10:30 at half way (2)50 km/h for the remaining half of the journey
200301	x is a two-digit number, and the unites digit of x is greater than 1. What is the unites digit of x? (1). the units digit of $$x^2$$ is the same as the units digit of x (2). the units digit of $$x^3$$ is the same as the units digit of x
200301	x and y are both greater than 0,what is the value of √x-√y? (1). √x-√y=2*4√xy (2). x^2-y^2=2xy
200301	How many diagonals does an octagon have more than a heptagon?
200301	There were two types of phone calls: the first type accounted for 80%, with an average call time of 2 minutes; the second type accounted for 20%, with an average call time of 3 minutes. How many seconds does the overall average call time more than 2 minutes?
200301	There is a rectangle. The sum of the areas of which two parts is the same as the sum of the areas of part 2 and part 8?