6 years ago, a bank granted a loan of 1,000 USD with an interest rate of 6%. Through the loan agreement, at maturity, the debtor will pay the balance of the debt plus the devalorization of the currency. Determine the difference that the debtor will have to pay at maturity, if during the 6 years there has been a constant annual devalorization of 3%.

In the table above, the weight values of students from VM-VU, year 1, Group 1 were recorded. Find the mode. Round your answer to the nearest digit.

Starting with the month of January 2024, a person deposits 100 euros on the first day of each month, for one year, in a simple interest rate, and on the last day of the year 2024 liquidates the account. To find out the total interest and the final value that will be available for the liquidation of the account, knowing that the bank grants to the euro deposits the annual percentage 6% in the first semester of the year and 5% in the second semester. Round your answer.

Assume that you have the amount of 1,000 lei and place it for 10 years, with an annual percentage of 10% in the first 2 years, 11% in the next 3 and 12% in the last 5 years. Determine the available amount 10 years after the deposit was made. Use compound interest.

In the table below we could see the monthly oincome of 1000 workers from a factory. Find the coefficient of variation and teh standard deviation of the incomes. Round your answer.