10 hours to 6 hours find the percent of change

At the newest animated movie, for every 9 children, there are 4 adults. there are a total of 39 children and adults at the movie.

Arectangle has a width of 9 units and length of 40 units. what is the length of a diognal. a. 31 unitsb. 39 unitsc. 41 units d. 49 units

Acompany made a profit of 75000 over a period of 6 years on an initial investment of 15000 what is the annual roi