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小升初英文奥数题系列之三 1、Anant covers a distance of 90 metres in 3 hours. The average speed of the ant indecimetres per minute is____. 3、In a certaintown some people were affected by a ‘flu’ epidemic. Inthe first month 20% of the population contracted the flu whilst 80% werehealthy. In the following month 20% of the sick people recovered and 20% of thehealthy people contracted the disease. What fraction of the population ishealthy at the end of the second month? 4、Mpho, Barry,Sipho, Erica and Fatima are sitting on a park bench. Mpho is not sitting on thefar right. Barry is not sitting on the far left. Sipho is not sitting at eitherend. Erica is sitting to the right of Barry, but not necessarily next to him. Fatima is not sitting next to Sipho. Sipho is not sittingnext to Barry. Who is sitting at the far right? 5、Of the 28 T-shirtsin a drawer, six are red, five are blue, and the rest are white. If Bob selectsT-shirts at random whilst packing for a holiday, what is the least number hemust remove from the drawer to be sure that he has three T-shirts of the samecolour ?
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