Quantitative Aptitude - Arithmetic Ability Questions

What is the value of cot 11π/6?

When a number is increased by 34, it becomes 117% of itself. What is the number?

Tanya got an increment of 15% in her salary. If her enhanced salary is Rs.14,030. What was her original salary?

What is the value of √2 Sec 45° + (1/√3)Tan 30°?

If the perimeter of a semi-circle is 36 cm, then find its radius (in cm).

A triangle has a perimeter of 200. If two of its sides are equal and the third side is 20 more than the equal sides, what is the length of the third side?

A tap can fill a tank in 50 minutes. If the tank has a leakage which alone is capable of emptying the tank in 2.5 hours, the tank will now be filled in

Two mixtures have milk and water in the ratio 1 : 4 and 3 : 2 respectively. In what ratio two types of mixtures have to be mixed to get a new mixture having ratio of milk and water as 1 : 1?