Allied & ICAR Exam Bank • ALLIED_2191 NAT • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Numerical Computation

Question Statement:

The number of triangles that can be formed by joining 9 points on a plane, no three of which are collinear, is:

Answer Key:

84

Step-by-Step Solution & Explanation

$^9C_3 = \frac{9 \times 8 \times 7}{3 \times 2 \times 1} = 84$.
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