The number of books (b) in a preschool classroom is proportional to the number of children (c) enrolled. If the preschool has three books in a classroom for each child enrolled, which equation represents the total number of books in the classroom?

A. b=3c

B. b=3+c

C. b= 1 over 3c

D. b=3-c

Karen is financing $291,875 to purchase a house. she obtained a 15/5 balloon mortgage at 5.35%. what will her balloon payment be? a. $220,089.34 b. $219,112.46 c. $246,181.39 d. $230,834.98

How is the number of vertices for a prism related to the name of the prism

The weight of full–grown tomatoes at a farm is modeled by a normal distribution with a standard deviation of 18.4 grams. the 95 percent confidence interval for the mean weight of the tomatoes is calculated using a sample of 100 tomatoes. what is the margin of error (half the width of the confidence interval)?