Heights taxi service charges $1.50 for the first mile and $.90 for each additional mile. how far could she go for $20 if she gives the driver a $2 tip?

Let f(x) = x+3 and g(x) = 1/x the graph of (fog)(x) is shown below what is the range of (fog)(x)?

Alex took his brother to a birthday party. the party was scheduled to last for 1 and 3/4 hours but they stayed for 4/5 of an hour more. how long did she stay at the party?

If tan2a=cot(a+60), find the value of a, where 2a is an acute angle