Quantitative Aptitude - Arithmetic Ability Questions

If after giving a discount of 18%, a book is sold for Rs 1599, then what will be the marked price (in Rs) of the book?

If y=2-x1+x, then what is the value of 1y+1 + 2y+1y2-1 ?

A mason can build a wall in 18 hours. After 9 hours he takes a break. What fraction of the wall is yet to be built?

What is the distance between the points (11,-5) and (-1,0)?

A and B together can do a piece of work in 36 days, B and C together can do it in 24 days. A and C together can do it in 18 days. The three working together can finish the work in

Iftan 450=cot∅, then the value of ∅, in radians is 

Ramesh uses a weight of 930 gm instead of 1 kg and sells sugar on its cost price. What will be his profit percentage on selling 15 kg sugar?

Find the odd word/letters/number from the given alternatives.