Quantitative Aptitude - Arithmetic Ability Questions

Divide 20 into two parts such that the sum of the square of the parts is 232. What is the value of the two parts?

The radius of the circle is 14 cm, an arc is subtend an angle 54 degree at center. Find the length of the arc (in cm).

What is the value of sec -2π/3 ?

What are the co-ordinates of the centroid of a triangle, whose vertices are A(1, -5), B(4, 0) and C(-2, 2)?

A can do a work in 16 days and B in 20 days. If they work on it together for 8 days, then what fraction of work is left?

Wheat costing Rs 30/kg, Rs 35/kg and a third variety of wheat are mixed in the ratio of 3 : 4 : 2. If the mixture is costs Rs 34/kg, then what will be the cost (in Rs/kg) of the third variety of wheat?

If 3.352 -­ (9.759 -­ x ) -­ 19.64 = 7.052, then what is the value of x?