Lydia runs an experiment to determine if a coin is fair by counting the number of times a coin lands heads up. The table shows her data.
According to the line of best fit, about how many times would the coin land heads up in 100 flips?

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

What is the length and width of a 84.5 square foot rug? will mark

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.