Quantitative Aptitude - Arithmetic Ability Questions

The value of 2 Tan53°Cot37°-Cot80°Tan10° ?

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?

Rs 260200 is divided between Ram and Shyam so that the amount that Ram receives in 3 years is the same as that Shyam receives in 6 years. If the interest is compounded annually at the rate of 4% per annum then Ram's share is

Rohit wants to earn 21% profit on a belt after offering 45% discount. By how much percentage more should he mark the price of his article above the costprice?

Find the LCM of 0.63, 10.5, 2.1, 4.20

The LCM of two numbers is 66. The numbers are in the ratio 2:3. The sum of the numbers is

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

If 3x + 4y – 2z + 9 = 17, 7x + 2y + 11z + 8 = 23 and 5x + 9y + 6z – 4 = 18, then what is the value of x + y + z – 34?