Jane took 30 min to drive her boat upstream to water-ski at her favorite spot. Coming back later in the day, at the same boat speed, took her 10 min. If the current in that part of the river is 8 km per hr, what was her boat speed in still water? Her boat speed in still water was __ km per hr.

Geometry answer picture question pls . reason and statements

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

What describes horizontal cross section of the right rectangle 6m 8m 5m