Percentage increase of change 8 to 10 round to the nearest whole percent if necessary

The marriott family bought a new apartment three years ago for $65,000. the apartment is now worth $86,515. assuming a steady rate of growth, what was the yearly rate of appreciation? what is the percent of the yearly rate of appreciation?

Which of the following would be a good name for the function that takes the weight of a box and returns the energy needed to lift it?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle