MATHEMATIC 2018 REVISION QUESTIONS

1. A bus travels from Nairobi  to Kisumu a distance of 320 km at a speed of x km/hr.If the speed is reduced by 20km/hr the bus would take 48 minutes more.

                (a)          Form an equation to represent the given information and simplify it                                              (4mks)

                (b)         Find the speed of the bus                                                                                                                         (3mks)

                

                (c)          Determine the time taken by the bus for the whole journey                                                                (1mk)

(d)         Another car is moving from Kisumu to Nairobi at a speed of 80km/h.Determine their relative speed.                                                                                                                                                                (2mks)

 MATHS TEASER 

 1. A town B is 55 km on a bearing of 0500. A third town C lies 75km due south of B. Given that
D lies on a bearing of 2550 from C and 1700 from A, make an accurate scale drawing to show the positions of the four towns. (3mks)
(scale 1cm rep 10 km)
From this find,