Please show work. The way that you solve for surface area and vol confuse me.

Seymour is twice as old as cassandra. if 16 is added to cassandra’s age and 16 is subtracted from seymour’s age, their ages become equal. what are their present ages? show !

The graph shows the amount of money noah earned based on the number of lawns he cut. which list shows the dependent quantities in the graph?

Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763