Quantitative Aptitude - Arithmetic Ability Questions

Sec 45% + Tan 30% =

What is the value of Cot 45° - (1/√3)Cosec 60°?

If cos 240° = x, then value of x is

The 3rd and 9th term of an arithmetic progression are -8 and 10 respectively. What is the 16th term?

The line passing through (­3,4) and (0,3) is perpendicular to the line passing through (5,7) and (4,x). What is the value of x?

A bank offers 5% compound interest per half year. A customer deposits Rs 4800 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest?

If θ>0, be an acute angle, then the value of it in degrees satisfying cos2θ-3cosθ+2sin2θ=1 is

Find the 4th proportional to 9, 17 and 27.