Quantitative Aptitude - Arithmetic Ability Questions

Two numbers are 35% and 50% lesser than a third number. By how much percent is the second number to be enhanced to make it equal to the first number? 

A person loses 75% of his money in the first bet, 75% of the remaining in the second and 75% of the remaining in the third bet and returns home with Rs. 2 only. His initial money was

If the selling price is Rs 728 after getting a discount of 9%, what was the marked price?

The largest 5 digit number exactly divisible by 89 is:

Of the four numbers whose average is 91, the first is 3/10 times the sum of other three. The first number is:

60% of P = 50% of Q and Q = x% of P. What is the value of x?

If the product of two numbers is 2646 and their LCM is 42 then their HCF is