Samuel earns 0.2% interest each year on his savings account. if he has $3500 in his account for a year, how much interest will he have at the end of the year?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?

Jessica is organizing a guided tour of the rain forest. the average profit per person that the touring company makes is given by the rational expression 18x+35/x, where x is the number of people going on the tour. what does the numerator of this rational expression represents?

Solve for x where 0 equation: cot^2x+2cotx+1=0