Quantitative Aptitude - Arithmetic Ability Questions

What is the value of tan 6° tan 36° tan 84° tan 54° tan 45°?

If x2 + y2 + 6x + 5 = 4(x - y) then x - y is

If [2(4x/5 - 3/4)]/3 - 5/3 = -1/6, then the value of x is?

Find the circumference (in cm) of a circle of radius 10.5 cm

In an exam, the avarage marks obtained by John in English, Maths, Hindi and Drawing were 50. His average marks in Maths, Science, Social Studies and Craft were 70. If the average marks in all seven subjects is 58, his score in maths was

Divide 32 into two parts such that the sum of the square of the parts is 674. What is the value of the parts?

The length of a side of an equilateral triangle is 8 cm. The area of the region lying between the circum circle and the incircle of the triangle is (use: π = 22/7)

If x2 – 16x – 59 = 0, then what is the value of (x – 6)2 + [1/(x – 6)2]?