Answer Happy

s? s? add s how d. cen 1 for 0 Ti le 17.3 gives the statistics for the nu abers of students at a Secondary School for the years 2003 to 2008. Y Number of students C 2003 2004 2005 2006 2007 2008 361 364 399 435 470 506 Table 17.3 a Is the school growing in size? b What is the difference in the number of students in 2008 and 2003? If there are about 36 students in each class, how many classes did the school have in 2003 and 2004? d In one year the school started a new JS 1 class. Which year? e In which year will that JS 1 class be a SS3 class? f Estimate the number of students that the school has in 2009. A student made a note of the first 100 vehicles that passed on a road. The numbers of each of vehicle are given in Table 17.4. type vehicle lorry bus car taxi motor bike bicycle number 7 0 28 2 15 48 Table 17.4 a Nearly half of the vehicles were of one