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1. PS:两个same size圆相交,three segments labled: 1, 2, 3,intersect segment是"2",问相同大小的两个正方形相交可以组成多少个不同的部分?
2. PS: Semicircle with radius 1/2*pi mile. 8 equal spaced arcs (A,B,C,D,E,F,G,H) on this semicircle. A car with speed 15 mile/hour goes on this semicircle from A point to the H. After 15mins, where is the car? (Last question) Not sure.
RC:
1. Predator pricing three paragraphs
P1: What is predator pricing with an asymmetry in lossed
P2: What is the asymmetry. What would happen (start with large market share. easily get financing....)
P3: What is the strategy to resolve asymmetry
Q1. What is the structure of P1?
2. Women election (last passage, short passage)
3. More RC:
Introducing (big animals) to North America
p1. background information. we should introduce them to NA
p2. what is the benefits and why
p3. critiques and arguments to defend
IR
1. Biologists to yield of Plants: total mass vs. valuable mass. Very easy
2. Cinema in 9 cities. Revenue vs. #tickets vs. population Very easy
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