WAEC Further Mathematics 2023 Objective — Question 29

Question 29 of 40 from the West African Examinations Council (WAEC) Further Mathematics 2023 Objective paper, with the correct answer and a full explanation.

In how many ways can 12 people be seated on a bench if only 5 spaces are available?

A. 95040Correct
B. 11880
C. 792
D. 495

Explanation

This is a permutation problem: 12P5 = 12!/(12-5)! = 12!/7! = 12x11x10x9x8 = 95040 ways.

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