The area of a square is 60.5 cm². Find the length of its diagonal (in cm).

The line graph shows the number of vacancies for accountants in a certain company. Study the diagram and answer the following questions.

The salary of an accountant in the company is Rs 40,000, then what was the increase in the expense (in Rs lakhs) due to salaries that had to be paid when posts were filled for the vacancies in the year 2014?

The line graph shows the number of vacancies for accountants in a certain company. Study the diagram and answer the following questions.

The number of vacancies in 2014 were lesser than that in 2015 by ________.

The line graph shows the number of vacancies for accountants in a certain company. Study the diagram and answer the following questions.

What was the difference in the number of vacancies between the years 2012 and 2014?

The line graph shows the number of vacancies for accountants in a certain company. Study the diagram and answer the following questions.

In which year were the number of vacancies lesser than that of the previous year?

X is 25% more efficient than Y. If Y alone can make a chair in 10 days, then X alone can make the chair in how many days?

What is the value of 643 × 121289 - 169 ?

A shopkeeper purchased a chair whose marked price is Rs 1400, at two successive discount of 20% and 30% respectively. If he sells the chair for Rs 1176, then what is the profit percentage?