Quantitative Aptitude - Arithmetic Ability Questions

What will be the average of the first 5 positive even numbers divisible by 9?

Each question contains Quantity I and Quantity II. Read the contents clearly and answer your questions accordingly.

Quantity I: The Sl on a certain sum of money for 3 years at 5% per annum is Rs 4800. Then the principle is?

Quantity II: The Cl on a certain sum of money for 2 years at 6% per annum is Rs. 3708. Then the principle is?

A sum of 2,000, invested at the rate of 8.5% simple interest per annum for 6years will yield an interest of

A shopkeeper marks the price of his table 30% above the cost price. He allows his customers a discount of 12% on the marked price. What is the profit percentage?

If A is 40% more than B, then B is how much percent less than A?

What is the value of (cos 40° – cos 140°)/(sin 80° + sin 20°)?

If x2+ x = 19, then what is the value of (x + 5)2+ [1/(x + 5)2]?

In the following question, select the odd letters from the given alternatives.