Tom has $2500 in his bank account. Then he saves $200 into
his bank account each month. Calculate the amount of money
in Tom's bank account after 4 months.
Money in bank account: $_

Lee has $1.75 in dimes and nickels. the number of nickels is 11 more than the number of dimes. how many of each coin does he have?

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

I’m stuck on this equation, anyone got the answer?