Element X is a radioactive isotope such that every 4 years, its mass decreases by half. Given that the initial mass of a sample of Element X is 300 grams, how long would it be until the mass of the sample reached 90 grams, to the nearest tenth of a year?

Jose bought 20 shares of netflix at the close price of $117.98. in a few years, jose sells all of his shares at $128.34. how much money did jose make? a.) $192.50 b.) $207.20 c.) $212.50 d.) $224.60

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick

Shared decision making is always a positive strategy to take