Quantitative Aptitude - Arithmetic Ability Questions

The simple interest on a sum of money for 10 years is Rs 3130. If the principal becomes 5 times after 5 years, then what will be the total interest (in Rs)obtained after 10 years?

Parvesh is three times as efficient as Dinesh. Parvesh takes 20 days less than Dinesh to complete a book. If both of them work together, then in how many days the book will be completed?

Selling price of a glass is Rs 1965 and loss percentage is 25%. If selling price is Rs 3013, then what will be the profit percentage?

If sec2A + cosec2A = X, then the value of X is

Find out the odd word/letters/number/number pair from the given alternatives.

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

If p and q are the roots of the equation x2 –15x + r = 0 and p –q = 1, then what is the value of r ?

The marked price of a chair is 40% more than its cost price. If the chair is sold for Rs 520 after a discount of Rs 40, then what will be the profit percentage?