mang kevin is a vendor who lives 7km upstream from the town. when the current is 4 km/hr he can paddle his boat diwnstream to reach the town and come back in 2 hours. make a mathematical model reoresentenf the scenario?what ia the average paddling speed in still water?

For this assignment, you will create a multimedia presentation in response to the following prompt: research suggests that laughter improves people’s emotional and physical well-being. create a multimedia presentation to inform the audience about the positive effects of laughter on emotional and physical health.

In the space below, write a five-paragraph, 600-800 word persuasive essay arguing whether or not your chosen speech is effective in communicating its message, based on how it uses rhetorical strategies. include a clear thesis statement identifying whether, in your view, the speaker's argument is effective, based on his or her use of rhetorical strategies. explain why or why not. give your audience a sense of closure by providing a clear conclusion. throughout the essay, be sure to: use formal, objective language for an academic audience, connect your ideas using transitions that clearly tie together your ideas, base your argument on evidence from the text of the speech, and provide a clear conclusion about the speech's effectiveness.

What is the main idea of this paragraph? asap