A sum of ₹ 3000 yields an interest of ₹ 1080 at 12% per annum simple interest in how many years ?

Directions: Each of the questions consists of a question followed by three statements. You have to study the questions and the statements and decide which of the statements(s) is/are necessary to answer the question. 

What is the population of State ‘A’?
 I. After increasing the population of State A by 15% it becomes 1.61 lakhs
 II. Ratio of population of State A to that of State B is 7 : 8 respectively
 III. Population of State B is 1.6 lakhs

If (x¹¹+1) is divided by (x+1), then the remainder is :

If the number x3339 is divisible by 11, what is the face value of x?

A man walks a certain distance and rides back taking a total time of 37 minutes. He could walk both ways in 55 minutes. How long would he take to ride both ways?

The perimeter of two squares are 24 cm and 32 cm . The perimeter (in cm) of a third square equal in area to the sum of the areas of these squares is: 

On a certain sum of money, the difference between the compound interest for a year, payable half yearly, and the simple interest for a year is Rs. 56.If the rate of interest in both the cases is 16 %, then the sum is 

Rahul can do a work in 20 days. Rahul and Shyam together do the same work in 15 days. If they are paid Rs. 400 for that then what is the share of each.