Question 48

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Jambmaths question: 

In how many ways can 6 subjects be selected from 10 subjects for an examination?

Option A: 

210

Option B: 

215

Option C: 

216

Option D: 

218

Jamb Maths Solution: 

$^{10}{{C}_{6}}=\frac{10!}{6!(10-6)!}=\frac{10\times 9\times 8\times 7}{6!\times 4!}=\frac{10\times 9\times 8\times 7}{4\times 3\times 2\times 1}=210$

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