Quantitative Aptitude - Arithmetic Ability Questions

20% of a man's salary is paid as rent, 60% are his living expenses and 10% are his savings. If he spends remaining  30 on the education of his children, find his salary

If x = 999, y = 1000, z = 1001, then the value of x3+y3+z3-3xyzx-y+z is

An article was sold at Rs. 950 allowing 5% discount on the marked price. The marked price of the article is

A student has to secure 35% marks to pass in a subject. If he gets 82 and fails by 23 marks. What is the maximum marks of the subject?

Karan, Arjun, Preeti, Priya and Ashish are travelling in a car. Three years ago, the average age of Arjun, Preeti and Priya was 42 years. If the present age of Karan is 65 years and the present average age of all five is 50 years, then what is the present age of Ashish?

Abhinav is 2 times as good a workman as Balwant and therefore is able to finish a job in 36 days less than Balwant. Working together, they can do it in

In a Village panchayat society 574 names are enlisted as 'below poverty level'. If 14% of the villagers are below poverty level, the total number of villagers is?

The ratio of two numbers is 3 : 7. If their product is 1344, then what is the sum of both the numbers?