Please answer with some work shown! - Kirstin is decorating her bedroom wall with photographs.
She has 36 photographs of family and 28 photographs of friends.
She wants to arrange the photographs in rows so that each row
has the same number of photographs, and photographs of family
and photographs of friends do not appear in the same row.
a. How many rows will there be if Kirstin puts the greatest possible
number of photographs in each row?

b. How many photographs will be in each row?

Atheater wants to build movable steps that they can use to go on and off the stage. they want the steps to have enough space inside so they can also be used to store props. how much space is inside the steps?

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

Need to finish my juan wants to build a greenhouse in his back yard. he needs to maximize the ratio of floor area to structure volume in order to provide the most room for plants while minimizing the area to be heated. find the description of the structure that best meets juan’s criteria. a.) a hemisphere with a diameter of 12 feet b.) a cube with a side length of 12 feet c.) a cone with a diameter of 12 feet and a height of 10 feet d.) a square pyramid with a base side length of 12 feet and a height of 9 feet