Quantitative Aptitude - Arithmetic Ability Questions

Pranita got 30 marks more in Math than what she got in Science. Her Math marks are 60% of the sum of her Math and Science marks. What are her Science marks?

A vendor buys bananas at 12 for Rs 50 and sells at 5 for Rs 40. What will be the gain (in %)?

A shopkeeper by selling 5 items, earns a profit equal to the selling price of 1 item. What is his profit percentage?

The sum of money that will yield Rs. 60 as simple interest at 6% per annum in 5 years is

Sum of lengths of all edges of a cube is 84 cm, find its volume?

The length of a median of an equilateral triangle is 12√3 cms. Then the area of the triangle is

In the given figure, PQRS is a quadrilateral. If QR = 18 cmand PS = 9 cm,then what is the area (in sq. cm) of quadrilateral PQRS?

What is the value of 10.2+10.02+10.002+... upto 9 terms