Quantitative Aptitude - Arithmetic Ability Questions

Selling price of a table is Rs 2808. If profit percentage is 17%, then what is the cost price (in Rs) of table?

What is the measure of the central angle of the sector whose area is 462 sq cm and radius of the circle is 21 cm?

If a and b are the roots of the equation Px2 – Qx + R = 0, then what is the value of (1/a2) + (1/b2) + (a/b) + (b/a)?

A canal of a village can be cleaned by 24 villagers in 12 days. The number of days in which 36 villagers can clean the canal is ?

Sum of twice a fraction and 3 times its reciprocal is 29/3. What is the fraction?

The average age of a class of 39 students is 15 years. If the age of the teacher is included, then the average increases by 3 months. Find the age of the teacher.

Ramesh sold a book at a loss of 30%. If he had sold it for Rs. 140 more, he would have made a profit of 40%. The cost price of the book is

A fan was sold for Rs. 3600 at a loss of 4%. What would be the gain or loss percent ifit was sold for Rs. 4200?