In a triangle, if orthocentre, circumcentre, incentre and centroid coincide, then the triangle must be

The salary of a person is increased by 20%. By what % the new salary must be reduced to restore the original salary?

A number is first increased by 10% and then it is further increased by 20%. The original number is increased altogether by:

When positive numbers x, y and z are divided by 31, the remainders are 17, 24 and 27, respectively. When (4x-2y+32) is divided by 31, the remainder will be:

The monthly incomes of A and B are in the ratio 3 : 5 and the ratio of their savings is 2: 3. If the income of B is equal to three times the savings of A, then what is the ratio of the expenditures of A and B?

The LCM of 1.2 and 2.7 is:

Directions: Read the pie chart carefully and answer the following questions.

Note: No new employees joined the given banks of left the given banks from January 2015 to December 2015.

In December 2014, 4% of the candidates who applied for a job as Scale 1 officer were recruited in Bank A. If Bank A had 44 Scale 1 officers in 2014, what was the number of candidates who applied for the job?

What is the value of the expression?

(tan0° tan1° tan2° tan3° tan4° …… tan89°)