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Unilorin Post-UTME Mathematics 2018 (Model questions) Question 45

Question 45

Linear and Simultaneous Equations

When a cinema house is full, it has seats for n people. When 280 people have taken seats, the cost of the tickets for the remaining seats comes to ₦384. If each ticket costs ₦1.20. Find the number of seats in the cinema.

  1. A.700
  2. B.750
  3. C.600
  4. D.1000
Show the answer and explanation

Answer: C (600)

Explanation

Remaining seats = 384 ÷ 1.20 = 320, so n = 280 + 320 = 600.