Quantitative Aptitude - Arithmetic Ability Questions

An aeroplane flying horizontally at a height of 3 Km. above the ground is observed at a certain point on earth to subtend an angle of 60°. After 15 sec flight, its angle of elevation is changed to 30°. The speed of the aeroplane (taking √3 = 1.732) is

If the salary of Manoj is 40% less than that of Subhash, then by how much percentage is the salary of Subhash more than that of Manoj?

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

25% discount is offered on an item. By applying a promo code the customer wins 22% cash back. What is the effective discount?

The price of an article is cut by 24%, to restore to its original value, the new price must he increased by ______.

If C = 1200 and D = 1500, then D is how much percent more than C?

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

Two runners A and B start running at 12 km/hr and 16 km/hr towards each other. They meet after 1 hour and 30 minutes. How far (in km) were they from each other when they started?