Quantitative Aptitude - Arithmetic Ability Questions

If a2b+c=b2c+a=c2a+b=1 then the value of 21+a+21+b+21+c

The curved surface area and the slant height of a right circular cone are 99 sq.cm and 9 cm respectively. Find its diameter (in cm)

The slopes of two lines are 1/√3 and √3. What is the angle between these two lines?

If sec2θ+tan2θ=3, then sec4θ-tan4θ =

The areas of two similar triangles ΔABC and ΔPQR are 121 sq cms and 64 sq cms respectively. If PQ = 12 cm, what is the length (in cm) of AB?

If C + 1C = 3, then what is the value of C-37+1C7?

Select the odd word from the given alternatives.

Find out the odd word/letters/number/number pair from the given alternatives.