Quantitative Aptitude - Arithmetic Ability Questions

If 3x + [1/(5x)] = 7, then what is the value of 5x/(15x2+ 15x + 1)?

Marked price of an item is Rs 400. On purchase of 1 item discount is 6% and on purchase of 4 items discount is 24%. Rachita buys 5 items, what is the effective discount?

The average of 29 consecutive even integers is 60. The highest of these integers is

10 Consecutive numbers are given. If the average of the two numbers given in the middle is 13.5, then what is the sum of the first 6 numbers?

A shopkeeper, sold cashew nuts at the rate Rs 1,260 a kg and bears a loss of 8%. Now if he decides to sell it at Rs 1,386 per kg, what will be the result?

The simple interest accrued on a sum of money at the end of four years is 1/5th of its principal. What is the rate of interest per annum?

Cost price of an article is Rs 5800. If the loss percentage is 33%, then what is the selling price (in Rs) of the article?

A Bus travels at the speed of 36 km/hr, then the distance covered by it in one second is