Mathematics 9709 · AS & A Level · Permutations and combinations

Permutations and combinations — practice question

Ranuf and Saed are two of the 40 club members. Every one of the 40 members will go to a concert. 35 members will travel by coach and the other 5 will travel by car. Ranuf will be on the coach and Saed will be in the car.

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In how many different ways can the members travelling in the coach be selected?

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Combinations used, e.g. $^{38}C_r$ or $C_{34}^{38}$.” …

Full mark scheme, point by point
Step-by-step worked solution
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