Quantitative Aptitude - Arithmetic Ability Questions

Kamal has some apples. He sold 40% more than he ate. If he sold 70 apples, how many did he eat?

If cosec2 θ = 625/576, then what is the value of [(sin θ – cos θ)/(sin θ + cos θ)]?

By increasing the price of entry ticket to a fair in the ratio 5:7, the number of visitors to the fair has decreased in the ratio 11:9. In what ratio has the total collection increased or decreased?

Mr. Rajesh buys a toy for Rs. 27.50 and sells it for Rs. 28.60. Find the gain %.

If x + (1/x) = (√3 + 1)/2, then what is the value of x4 + (1/x4)?

If x + √5 = 5 + √y, and x, y are positive integers, then the value of x+yx + y

In the following question, select the odd number pair from the given alternatives.

By increasing the price of entry ticket to a fair in the ratio 11:16, the number of visitors to the fair has decreased in the ratio 19:9. In what ratio has the total collection increased or decreased?