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BASIC MATHEMATICS FORM FOUR PRE-NECTA I EXAMINATION 2026 SOLVED – PRECIOUS BLOOD GIRL’S SECONDARY SCHOOL
Download Basic Mathematics Form Four Pre-Necta Exam 2026 SOLVED – Precious Blood Girl’s Secondary free.
- (a) In a certain town, 85% of people speak Swahili, 40% speak English and 20% speak Hindi. Also 32% [6] speak Swahili and English, 13% speak Swahili and Hindi and 10% speak English and Hindi. Draw a Venn diagram to represent the above information and find the percentage of people who can speak all the three languages.
(b) XYZ Company wants to start a food outlet in Pakistan. There is a 40% and 60% chance of stating it in Hyderabad and Karachi respectively. If the outlet is started in Hyderabad there is 30% chance that it will be in Saddar and 70% chance that it will be in defense area. If it is started in Karachi there is 50% chance that it will be in defense, 30% in Clifton and 20% in Pechs. Determine the probability of starting the outlet in:
(i) Saddar
(ii) Defense area
(iii) Clifton given that the outlet is started in Karachi.
