Quantitative Aptitude - Arithmetic Ability Questions

If the Arithmetic mean of 7, 5, 13, x and 9 is 10, then the value of x is

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?

The area of a rhombus is 24 m2 and the length of one of its diagonals is 8 m. The length of each side of the rhombus will be:

Simplify (533bxaz)/(41ab)

Profit of Rs 144000 has to be divided among three partners Akram, Bipin and Chintan in the ratio 3:2:7. How much Rs. Chintan get?

What is the value of sec 30° + cot 30°?

In the following question, select the odd letter/letters from the given alternatives.

If the shopkeeper sells an item at Rs 1600 which is marked as Rs 2000, then what is the discount he is offering?