Quantitative Aptitude - Arithmetic Ability Questions

If cos -4π/3 = x, then the value of x is

What is the value of z2+1z2 when z = 5+26 ?

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:5 and area of ΔABC is 98 cm sq, what is the area (in sq cm) of quadrilateral BDEC?

28% of a number is 35. What is the number?

Simplify (b2x 3a2z4 ) × (b2x 4a4z3 )/(a3b2z4 )

In a triangle ABC, OB and OC are the bisectors of angles ∠ B and ∠C respectively. ∠BAC = 60°. Then the angle ∠BOC will be

Two chords AB and CD of a circle with centre O intersect at P. If ∠APC = 40°. Then the value of ∠AOC + ∠BOD is

If a cylinder of radius 7 cm and height 9 cm is melted and constructed into a cone of the same radius, what will be the height of this cone?