Quantitative Aptitude - Arithmetic Ability Questions

When a discount of 20% is given on a lunch buffet, the profit is 42%. If the discount is 15%, then the profit is

A vendor buys some lemons at the rate of 11 for Rs 10 and sells at the rate of 4 for Rs 5. What will be the result?

Average age of a team having 12 players is 23 years. If the age of the coach is also included, then the average age increases by 2 years. What is the age (inyears) of the coach?

P and Q can do a project in 60 and 30 days respectively. In how many days can they complete 90% of the project if they work together?

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

The bus fare between two cities is increased in the ratio 17:20. Find the increase in the fare, if the original fare is Rs. 425

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?

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?