Quantitative Aptitude - Arithmetic Ability Questions

The difference between the greatest and least five­ digit numbers formed by the digits 2,5,0,6,8 is (repetition of digits are not allowed)

D and E are points on side AB and AC of ΔABC. DE is parallel to BC. If AD:DB = 2:3 and area of ΔABC is 100 sq cm, what is the area (in sq cm) of quadrilateral BDEC?

One of the roots of the equation x2 - 4x + k = 0 is x = 3. The other root is

15 small rods, each of length 23 2/7 m are joined to make a big rod. What then is the length of the big rod?

Two circles of radii 17 cm and 8 cm are concentric. The length of a chord of greater circle which touches the smaller circle is

Convert decimal 99 to binary.

In which quadrant, will the point (4, -2) be located?

Which of the following is correct?