1) a speed walker covered 4 1/2 mi in 3/4 hour. how far will he walk with the same pace in 2 hours? 3 hours? 3.5 hours? 2) two combine harvesters are able to harvest the crop from 320 acres in a certain amount of time. working together for the same time, how many acres can be harvested by 7 combine-harvesters? 12? explain your work, !

James wants to promote his band on the internet. site a offers website hosting for $4.95 per month with a $49.95 startup fee. site b offers website hosting for $9.95 per month with no startup fee. for how many months would james need to keep the website for site a to be a better choice than site b? 1. define a variable for the situation. 2. write an inequality that represents the situation. 3.solve the inequality to find out how many months he needs to keep the website for site a to be less expensive than site b. 4. using words, describe how many months he needs to keep the website for site a to be less expensive than site b.

Tiffany drives 285,120 feet before lunch and 628,320 feet after lunch. about how many kilometers does she drive all together

Your company withheld $4,463 from your paycheck for taxes. you received a $713 tax refund. select the best answer round to the nearest 100 to estimate how much you paid in taxes.