Quantitative Aptitude - Arithmetic Ability Questions

In a triangle ABC, OB and OC are the bisectors of angles ∠ B and ∠C respectively. ∠BAC = 60°. Then the angle ∠BOC will be

The mean of marks secured by 60 students in division A of class X is 64, 40 students of division B is 60 and that of 60 students of division C is 58. Find the mean of marks of the students of three divisions of Class X.

∆DEF is right angled at E. If tanD = 4/3, then what is the value of tanF ?

What is the equation of the line passing through the point (2,-3) and making an angle of -45°with the positive X-axis?

What is the reflection of the point (6, -1) in the line y = 2?

Select the odd word/letters/number/number pair from the given alternatives.

In the following question, select the odd word pair from the given alternatives.

The line passing through the point (5,a) and point (4,3) is perpendicular to the line x - 6y = 8. What is the value of 'a'?