Sophia wants to create a rectangular vegetable garden in her back yard. She wants the length of the rectangle to be at least 20 feet and the perimeter to be no more than 70 feet. Graph all possible dimensions of the garden.

List the elements of the set in roster notation. (enter empty or ∅ for the empty set.) {x | x is a letter in the word hippopotamus}

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

Having a hard time understanding this question (see attachment).