Quantitative Aptitude - Arithmetic Ability Questions

The product of two numbers is 48. If one number equals "The number of wings of a bird plus 2 times the number of fingers on your hand divided by the number of wheels of a Tricycle". Then the other number is

The average age of 40 students of a class is 16 years. If the average age of 24 students is 15.5 years and that of the 15 students is 16 2⁄3 years, then the age of 40th student is

If a cone of radius 3.5 cm and height 9.6 cm is melted and constructed into a cylinder of the same radius, what will be the height of this cylinder? (Take π = 22/7)

If the sum of the digits of any integer between 100 and 1000 is subtracted from the same integer , the resulting number is always divisibleby

If a+1b=1 and b+1c=1 , then the value of c+1a is

If cos2x + cos4x = 1, then tan2x + tan4x =

Which of the following quadratic equations has real roots?

Find the value of 'y' if y84 = 225