During the first quarter of the year, 351,875 people downloaded an an app for their smartphones. during the second quarter of the year, 101,949 fewer people downloaded the app than the first quarter. how many downloads occurred during the two quarters of the year?

Solve the equation - 2(m -30) = -6m a-15 b-13 c-8 d8

The? half-life of a radioactive substance is 20 years. if you start with some amount of this? substance, what fraction will remain in 120 ? years

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