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Mathematics (9709) 1401/12/23

Paper 6 May/June 2008 MATHEMATICH (9709/6) A Levels

Cambridge AS & A Level Mathematics (9709) شهریور 2008
شامل مباحث: Paper 5: Probability & Statistics 1
  تعداد سوالات: 7
  سطح دشواری: ساده
  شروع: آزاد
  پایان: آزاد
  مدت پاسخگویی: 50 دقیقه

Paper 6  May/June 2008 MATHEMATICH (9709/6) A Levels
پیش نمایش صفحه اول فایل
نوع: Paper 3
ثبت شده در 23 اسفند 1401
  

When Ted is looking for his pen, the probability that it is in his pencil case is 0.7. If his pen is in his pencil case he always finds it. If his pen is somewhere else, the probability that he finds it is 0.2.

Given that Ted finds his pen when he is looking for it, find the probability that it was in his pencil case.