HANS WOYDA MATHEMATICS QUIZ COMPETITION 1999/2000

Questions 1 and 2 are to be done mentally. Year. 7-9 1) Find the sum of the integers from 10 to 20 (inclusive). ... 13 4) Three numbers are in arithmetic progression. The largest is 347 and their mean is 223. Find the sum of the three numbers. 7-9 5) I bought seven packets of beef sandwiches and paid with a twenty pound note. ... ................
................

In order to avoid copyright disputes, this page is only a partial summary.