Give the name of the tools made by early man during the New Stone Age period      (1 mk)

State two factors that promoted large-scale farming in Britain during the Agrarian Revolution.      (2 mks)    

State one contribution of Joseph Lister in the field of medicine in the nineteenth century.    (1 mk)

Identify one form of writing during the early civilizations resulting from early agriculture.      (1 mk)

   A Kenyan bank buys and sells foreign currency as shown below.
                                           Buying                       Selling
                                        Kenya shillings          Kenya shillings
1 Euro                                    84.15                       84.26
1 US Dollar                            80.12                       80.43
A tourist travelling from Britain arrives in Kenya with 5000 Euros. He converts all the Euros to Kenya Shillings at the bank. While in Kenya he spends a total of KSh. 289,850 and then converts the remaining Kenya shillings to US dollars at the bank. Calculate (to nearest dollar) the amount he receives?             (3mks)

Fifteen men working for eight hours a day can complete a certain job in exactly 24 days. For how many hours a day must sixteen men work in order to complete the same job in exactly 20 days?   (3 mks)