Melanie buys 2 shells for $0.80. Rosi buys 3 shells for $1.20. Carlos buys 4 shells for $1.60. Use the graph to represent this situation. Is there a proportional relationship between the cost and the number of shells? If so, what does the constant of proportionality mean in this situation?

Divide. write in the simplest form. 4 1/6 divided by 10

Beth divided 9 ounces of her granola recipe into 4 equal-sized amounts. she placed the amounts into individual bowls. the fraction 9/4 represents the number of ounces of granola in each bowl. which other number represents the amount of granola beth has in each bowl? (a) 1 1/4 (b) 2 1/4 (c) 1 3/4 (d) 3 3/4 i need !

This summer the number of tourists in salem increased 4.5% from last years total of 426000. how many more tourists came to salem this summer