A quantity with an initial value of 5700 decays exponentially at a rate of 7.5% every 2 days. What is the value of the quantity after 234 hours, to the nearest hundredth?

(Also how do I solve problems like this one?)

Can someone pls ! pls answer all. no explanation needed..

(05.08a)triangle abc is transformed to similar triangle a′b′c′ below: a coordinate plane is shown. triangle abc has vertices a at 2 comma 6, b at 2 comma 4, and c at 4 comma 4. triangle a prime b prime c prime has vertices a prime at 1 comma 3, b prime at 1 comma 2, and c prime at 2 comma 2. what is the scale factor of dilation? 1 over 2 1 over 3 1 over 4 1 over 5

Arectangle plot measure 20ft. by 30ft. a 3-ft.-wide sidewalk surrounds it.find the area of the sidewalk.