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Asian Games and Mathematics
20 10 year 16 Guangzhou Asian Games will be held from1October 20 10 day12 to1October1.

Then this Asian Games will take (1) more than three (3) days.

The ratio of 2 19: 123 to the simplest integer is (73:4 1), and the ratio is (1 and 32/4 1). 2 19: 123=73:4 1= 1+32/4 1

1 kg brine contains 50 grams of salt, accounting for (5)% of brine.

Can be divisible by 2, 3 and 5 at the same time, and the unit can only be filled with (0), with the hundredth digit at most.

The ratio of boys to girls in a school is 4:5, and there are more girls than boys (25)%.

The distance between the two maps in the figure is 10cm, which means the actual distance is 30km. The scale of this map is (1: 100000).

1km= 10 to the fifth power centimeter.