Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
Boat speed against current: v_b - v_c = 8 km/h, with current: v_b + v_c = 12 . Find. (Ans: .)
Boat speed against current: v_b - v_c = 8 km/h, with current: v_b + v_c = 12 . Find. (Ans: .)
Natural Language
Math Input
Extended Keyboard