Quantitative Aptitude - Arithmetic Ability Questions

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.

The mean of marks secured by 45 students in division A of class X is 56, 40 students of division B is 52 and that of 40 students of division C is 50. Find the mean of marks of the students of three divisions of Class X.

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

If tanθ = 724 then find the value of p such that tanθ - secθsinθ = -p28

What are the co­-ordinates of the mid point of the segment joining points C(0,­-3) and D(8,5)?

What is the value of (√3 - sec60) ?

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

∆XYZ is right angled at Y. If tanX = 15/8, then what is the value of sinZ ?