For the following questions answer them individually
Simple interest on a sum of Rs 1400 for 3 years and 4 months is Rs 700. What is the rate (in percentage) of interest per annum?
The difference between cost price and selling price is Rs 12.54. If loss percentage is 33%, then what is the cost price (in Rs)?
Selling price of an article is Rs 494 and discount of 5% is offered. What is the marked price (in Rs)?
What is the simplified value of $$\sqrt{\frac{(0.07)^2+(0.29)^2-0.0203}{(0.07)^3+(0.29)^3}}$$
X alone can do a piece of work in 12 days and Y alone can do the same work in 6 days. In how many days will both together complete the same work?
A 800 metres long train is running at the speed of 90 km/hr. If it crosses a bridge in 50 seconds, then what is the length (in metres) of the bridge?
The line graph shows the number of vacancies for management trainees in a certain company. Study the diagram and answer the following questions.
                             YearÂ
The salary of a management trainee in the company is Rs 15,000, 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 2012?