Dan borrowed $750.00 from his brother who is charging him 8% simple interest. if dan pays his brother back in 6 months, how much does he have to pay back including the interest?

Polynomial that can be factored as (3x-4)(3x+4)

Haruka hiked several kilometers in the morning. she hiked only 66 kilometers in the afternoon, which was 25% less than she had hiked in the morning. how many kilometers did haruka hike in all?

Awindow washer cleans 42 windows in 2 hours. at this rate, how many windows did he clean in 180 minutes.