Amotorboat can maintain a constant speed of 17 miles
per hour relative to the water. the boat makes a trip
upstream to a certain point in 20 minutes: the retum trip
takes 14 minutes. what is the speed of the current?
the speed of the current is
mile(s) per hour.

Abag contains 3 red marbles, 2 blue marbles, and 2 green marbles. one marble is picked, then another marble. assume that the selections are made with replacement. a) find the probability of picking two red marbles with replacement. b) find the probability of picking a red marble and a blue marble. assume the selections are made without replacement. c) find the probability of picking two red marbles without replacement. d) find the probability of picking a red marble and a blue marble without replacement.

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

Find the area of the region that is inside r=3cos(theta) and outside r=2-cos(theta). sketch the curves.