Ascale model of a city has scale of 1 cm : 4.5 km. two buildings in the model are 1.9 cm apart. to the nearest tenth of a kilometer, what is the actual distance between the buildings in the city?

Sheila wants to bake six muffins but the recipe is for 12 muffins . this means you only need half of the ingredients listed how much of the of each ingredient does she need? one cup and banana chips ,7 tablespoons oil , two eggs, 3/4 cups flour 1/4 cup walnuts show all you work and justify your answer using a baby toulmin.

In the polynomial below, what number should replace the question mark to produce a difference of squares? x2 + ? x - 36

How do i start to solve? would appreciate a walk-thru! a bird sitting 16ft above the ground in an apple tree dislodges an apple. after how many seconds does the apple land on the ground? (assuming that no branches will interfere with it's fall)