Marching Bands: In how many ways can four marching bands and three floats line up for a paradeif two bands cannot march next to one another?

Sara sells beaded necklaces she makes a profit of 4 dollars pn every neclace she sells which table represents the profit sara makes

Iam a rectangle. my perimeter is 60 feet. how much are do i cover?

Draw a tape diagram to represent each situation. for some of the situations, you need to decide what to represent with a variable andre bakes 9 pans of brownies. he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students