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190124 还原机经选题: 文字题&几何	The outermost player passes the ball layer by layer to the inner player. There are three players on the first layer, four on the second layer and three on the third one. How many kinds of passing methods are possible?
190124	Is $$\frac{x^{2}}{x^{\frac{2}{3}}}$$ ? 1:x > 0 2:x < 1
190124	Is \|x-y\| > \|x-z\|? 1:\|y\| > \|z\| 2:x < 0
190124	$$\sqrt{24}$$+$$\sqrt{12}$$=2a$$\sqrt{3}$$.a=?
190124 还原机经选题: 文字题&几何	In rectangular ABCD, ab = 10, BC = 6. What is the area of the blank area? 1：l=0.8 2：∠d=45°
190124	abcd+b+c+d=? 1:d ≥ 294 2:$$a^{2}$$+$$b^{2}$$+$$c^{2}$$+d = 294
190124	Which of the following options satisfy $$x^{-9}$$ - $$x^{-8}$$ > 0?
190124	{$$x_1$$,$$x_2$$,$$x_3$$,$$x_4$$,$$x_5$$}={-$$\frac{1}{\sqrt{\frac{1}{5}}}$$,$$\frac{-\frac{1}{5}}{\sqrt{\frac{1}{5}}}$$,$$\frac{-1}{\sqrt{\frac{1}{3}}}$$,$$\frac{-\frac{1}{3}}{\sqrt{\frac{1}{3}}}$$,-1}.$$x_1$$ < $$x_2$$ < $$x_3$$ < $$x_4$$ < $$x_5$$,$$x_4$$=?
190124	[x] represents the minimum integer greater than x. Is x-[x] < 0? 1: x is positive. 2: x is irrational.
190124	Line AC and line BC are tangent to circle O at A and B respectively. What is the radius of the circle O? 1：∠C=60° 2：AC=10
190124	x comes from the set {-3,-2,-1,2,3}. How many different results can be achieved by substitute the possible value of x into the algebraic expression -\|$$x^{2}$$-1\|?
190124	Half of the seats in a theater belong to zone A, 1/4 to zone B, and 1/4 to zone C. The price of each ticket in zone A and zone C is 80% and 140% of that in zone B, respectively. What's the average fare for this theater? 1: The price of each ticket in zone B is $25. 2: There are 400 seats in the theatre.
190124	$$a_1$$,$$a_2$$,$$a_3$$,$$a_4$$, $$a_5$$,$$a_6$$ are six integers, which are not equal to each other. f(x)=-$$x^{2}$$. What is the least number of results that can be achieved by substituting $$a_1$$,$$a_2$$,$$a_3$$,$$a_4$$, $$a_5$$,$$a_6$$ into f(x)?
190124	There were a lot of goods at the wharf. For the first time, a third of the goods were shipped. For the second time, three fifths of the rest were transported away. At this time, there were still 2/5 tons of goods on the wharf. What is the total tons of the goods?
190124	Which line in the coordinate system only passes through only one point whose x and y coordinates are all integers?
190124 还原机经选题: 文字题&几何	The area of regular hexagon is $$54\sqrt{3}$$. What is the circumference of the regular hexagon?
190124 还原机经选题: 文字题&几何	In quadrilateral ABCD, ∠BAD=90°, ∠ABC=75°, ∠BCD=60°, AB=AD=10. What is the circumference of the quadrilateral ABCD?
190124	r,s are positive numbers. Is r < s? 1:r+s < 1 2:$$r^{2}$$=2s
190124	$$\frac{4+\sqrt{28}}{\sqrt{9}+7}$$=?
190124	There are three blue balls, five green balls and two red balls in an opaque box. Two balls are taken out randomly. What is the probability that one ball is blue and the other is green?