The balance in the savings account in January was $350. By the end of December, the account balance was $380. By what percent did the
balance change?

Sole with work in 10 years, the average number of hours of tv watched per week by teenagers dropped from 23.9 to 21.4. find the percent of change.

Arestaurant charges $100 to rent its banquet room for an event. it also charges $15 to serve dinner to each guest. write an equation for the total cost of the banquet room in terms of the number of guests. deine your variables. what is the total cost of the banquet room for 20 guests?

Explain how you could use the interactive table to tell if sets of points are on the same line. math 8