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QuestionsQ1.A,B,CandDare points on the circumference of a circle, centreFDEis a tangent to the circle.(a) Show thatyx= 90You must give a reason for each stage of your working.O.(3)Dylan was asked to give some possible values forxandy.He said,"ycould be 200 andxcould be 110, because 200 – 110 = 90"(b) Is Dylan correct?You must give a reason for your answer...........................................................................................................................................................................................................................................................................................(1)(Total for question = 4 marks)Q2.
Lyndsey records the number of miles (m) she drives each day for 120 days.Some information about the results is given in the table.(a) Complete the cumulative frequency table.(1)(b) On the grid, draw a cumulative frequency graph.
(2)(c) Work out an estimate for the number of days on which Lyndsey drives more than 36 miles............................................................days(2)(Total for Question is 5 marks)Q3.The table shows information about the lengths, in seconds, of 40 TV adverts.Time (Tseconds)Frequency10< T≤ 204
20 <T≤ 3030 <T≤ 4040 <T≤ 5050 <T≤ 60(a) Complete the cumulative frequency table for this information.713124Time (Tseconds)Cumulativefrequency10 <T≤ 20410 <T≤ 3010 <T≤ 4010 <T≤ 5010 <T≤ 60(1)

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Term
Fall
Professor
NoProfessor
Tags
Sameena, event B

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