Kelly ran 2 miles and burned 240 calories. the next day she ran 3 miles and burned 360 calories. the next day 4 miles and 480 calories. if this pattern continues, how many calories will she burn if she runs 8 miles?

Maria walks a round trip of 0.75 mile to school every day.how many miles will she walk in 4.5 days

Can someone me out here and the tell me the greatest common factor

Boris needs to buy plastic spoons. brand a has a box 42 spoons for $2.37. brand b has a box of 72 spoons for $3.57. find the unit price for each brand. then state which brand is the better buy based on the unit price. round your answer to the nearest cent.