Kaltlin bought some books for $6 each and received a discount of $8 off of her total purchase. she spent $58 after the discount. how many books did she buy?

What is the approximate circumference of the circle shown below?

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

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.