When Lauren, left her house, her cell phone was 60% charged started losing
charge at a constant rate. 6 hours after leaving her house, the battery had
30% remaining battery life. Write an equation for the function B(t),
representing the charge remaining in Lauren's battery, as a percentage, t
hours after Lauren left her house.

Consider the graph of the exponential function y=3(2)×

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).

An alternative to car buying is to make monthly payments for a period of time, and then return the vehicle to the dealer, or purchase it. this is called