Boat speed callie took 20 min to drive her boat upstream to water-ski at he
ite spot. coming back later in the day, at the same boat speed, took her 15 min.
the curent in that part of the river is 5 km per hr, what was her boat speed?

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?

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?

Afair die is cast four times. calculate the probability of obtaining exactly two 6's round to the nearest tenth of a percent