There are 50 numbers. each number is subtracted from 53 and the mean of the numbers
so obtained is found to be – 3.5. determine the mean of the given numbers.

Alicense plate is to consist of 44 digits followed by 55 uppercase letters. determine the number of different license plates possible if the first and second digits must be? odd, and repetition is not permitted.

If abcde is reflected over the x-axis and then translated 3 units left, what are the new coordinates d?

At the beginning of year 1, carlos invests $600 at an annual compound interest rate of 4%. he makes no deposits to or withdrawals from the account. which explicit formula can be used to find the account's balance at the beginning of year 5? what is, the balance?