Quantitative Aptitude - Arithmetic Ability Questions

I gain 19% if I sell an article for Rs. 595. What would be my gain or loss percentage if I sell it for Rs. 475?

A water tank has holes. The 1st hole alone empties the tank in 9 min and 2nd hole alone empties the tank in 6 min. If water leaks out at a constant rate, how many min does it take if both the holes together empty the tank?

If x + [1/(4x)] = 5/2, then what is the value of (64x6+ 1)/8x3?

1st January 2018 was a Monday. Which of the following years will also start on a Monday?

At a village trade fair a man buys a horse and a camel together for Rs 51,250. He sold the horse at a profit of 25 % and the camel at a loss of 20 %. If he sold both the animals at the same price, then the cost price of the cheaper animal was Rs ____________.

To make a profit of 20% the selling price of the good is Rs. 240. The cost price of the good is,

A vendor buys chikoos at 15 for Rs 8 and then sells at 10 for Rs 6. What will be the result?

Nirmit can do 2/3 of a job in 18 days. Kashish is twice as efficient as Nirmit. In how many days Kashish will complete the job?