En un salón de clase, antes del recreo el número de hombres es al número de mujeres como 8 es a 7. Si después del recreo, hay 6 hombres y 9 mujeres menos, con lo cual la razón de hombres a mujeres es 5/4, hallar cuántas mujeres había antes del recreo.

Peter measures the angles in a triangle. he finds that the angles are 95, 10 and 75. is he correct? explain your answer

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

If y varies as x, and y=8 as x=4 what will be the value of y if x=2