A sample of bacteria is decaying according to a half-life model. If the sample begins with 1000 bacteria, and after 30 minutes there are 550 bacteria. Find a function, = 0 to represent the model. Round k to 4 decimal places. Then, after how many minutes will there be 200 bacteria remaining?

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.