The gardening club at school is growing vegetables. The club has 400 square feet of planting beds. Potato plants require 5 square feet of growing space, and tomato plants require 4 square feet of growing space. The students want to plant some of each type of plant and have at least 50 plants. Let p represent the number of potato plants and t represent the number of tomato plants.

a) Write an inequality for the amount of growing space needed.

Ascientist wants to use a model to present the results of his detailed scientific investigation. why would a model be useful? a )because the model makes the concepts easier to understand b) because the model is easy to put together and to use c) because the model prevents other scientists from asking questions d) because the model requires the audience to pay full attention to it i don't know what to choose because between a and d a is much more likely than d because it only wants to get the attention of the audience. i'm confuse.