The half-life of the radioactive element unnobtanium-47 is 20 seconds. If 176 grams of unnobtanium-47 pharmacy present how many grams are present after 20 seconds

State whether weight is a function of height for the six students and explain. a. yes, height is a function of weight because two students weigh 165 pounds but have different heights. b. no, height is not a function of weight because two students weigh 165 pounds but have different heights. c. yes, weight is a function of height because for each value of height there is one corresponding value of weight. d. no, weight is not a function of height because there is not enough data to determine a function.

What is the solution to the equation? k/6.4=8.7 2.3 5.568 15.1 55.68

Louis wants to carpet the rectangular floor of his basement. the basement has an area of 864 square feet. the width of the basement is 2/3 it's length. what is the length of louis's basement