Which deal is a better buy? How do you know? True-Mart is advertising a back-to-school sale on pencils. A pack of 30 sells for $7.97, whereas a 12 pack of the same pencils cost $4.77

To make a monster appear large in a movie, a human actor wore a costume and walked through a scale model of a city. the scale used was 1 inch = 15 feet. the actor is 60 inches tall. how tall does the monster appear in the movie? question 5 options: 720 feet 75 feet 4 feet 900 feet

The center of the circumscribed circle lies on line segment and the longest side of the triangle is equal to the of the circle.

[10 points, algebra 2-simplifying complex fractions]according to my answer key the restrictions are -1 and 4. but why not positive 1?