How many candidates offered the combination A + B + C?
The area of triangle ABC with A(3,2), B(11,8) and C(8,12) in square units is
In a combined test in Maths and Chemistry; 84% candidates passed in Maths; 76% in Chemistry and 8% failed in both. Find : (i) the percentage of failed candidates. (ii) if 340 candidates passed in the test; then how many appeared ?