Quantitative Aptitude - Arithmetic Ability Questions

If A = 1 – 10 + 3 – 12 + 5 – 14 + 7 + ... upto 60 terms, then what is the value of A?

The angles of elevation of the top of a tree 220 meters high from two points lie on the same plane are 30° and 45°. What is the distance (in metres) between the two points?

If Sin x = 4/5, then Cosec x + Cot x =

The marked price of an article is Rs. 5000. But due to a special festive offer a certain percent of discount is declared. Mr. X availed this oppurtunity and bought the article at reduced price. He then sold it at Rs. 5000 and thereby made a profit of 11 1/9%. The percentage of discount allowed was?

An engineering student has to secure 36% marks to pass. He gets 53 and fails by 37 marks. Find the maximum marks.

Simplify the equation 0.733+0.2730.732+0.272-0.73×0.27

What is the value of tan4A + tan2A?

If θ is positive acute angle and 4sin2θ = 3, then the value of tan θ - cot θ/2 is