Quantitative Aptitude - Arithmetic Ability Questions

If D and E are points on the sides AB and AC respectively of a triangle ABC such that DE||BC. If AD = x cm, DB = (x – 3) cm, AE = (x + 3) cm and EC= (x – 2) cm, then what is the value (in cm) of x?

If A : B = 3 : 5, then what is the value of A + B : B?

Select the odd word/letters/number/number pair from the given alternatives.

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

2sin[(C+D)/2].cos[(C­-D)/2] is equal to

If the square of sum of three positive consecutive natural numbers exceeds the sum of their squares by 292, then what is the largest of the three numbers?

Find the area (in sq.cm) of a semi-circle of radius 14cm.

cos(A+B) + cos(A-B) is equal to