The price of a hotel room has gone from $200 to $250. what is the % of increase

Suppose that x and y are both differentiable functions of t and are related by the given equation. use implicit differentiation with respect to t to determine startfraction dy over dt endfraction in terms of x, y, and startfraction dx over dt endfraction .

What is this inequality notation? t is less then or equal to 2

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling