Quantitative Aptitude - Arithmetic Ability Questions

If a + b + c = 0 , then the value of a3 + b3+ c3 is

If a = √2 + 1 and b = √2 - 1, then the value of 1a+1+1b+1 will be

What is the area (in sq cm) of a rectangle of perimeter 48 cm and breadth 10 cm?

Area of 4 walls of a cuboid 400 sq cm, its length is 15 cm and height is 8 cm. What is its breadth (in cm)?

The area of a right angled triangle ABC, right angled at B, is 46 sq units. A median is drawn from A to BC which intersects at D. Find the area (in sq. units)of triangle ABD.

If the three numbers in the ratio 3:2:5 be such that the sum of the squares is equal to 1862 then which number is the middle one.

The area of a semicircle is 308 sq.cm. Calculate its perimeter (in cm)

Both A and B together can complete a work in 20 days and B alone can complete the same work in 36 days. In how many days will A alone complete the work?