You start out with a penny that will double every day, for 30 days. Find the average rate of change from day 14 to day 21.

Combined megan and kelly worked 60 hours.kelly worked twice as many hours as megan.how many hours did they each worked?

Estimate the product. round the first factor to the nearest whole number, round the second factor to the nearest ten, and then multiply. 3 8/9 × 96

What is coefficient of the term of degree of degree 5 in the polynomial below