Mth 101 Verified Solutions 2023.

Mth 101 Verified Solutions 2023. We can use the fact that radioactive materials decay exponentially to determine the ages of ancient bones from archaeological sites - ANSWER The statement makes sense because if the original amount of material is known and the half-life is known, then the amount of time can be found using the exponential model Polly received a large dose of an antibiotic and wants to know how much antibiotic remains in her body after 3 days. Which two pieces of information are sufficient to calculate the answer? - ANSWER The amount of the initial dose and the half-life of the antibiotic in the bloodstream Radioactive uranium-235 has a half-life of about 700 million years. Suppose you find a rock and chemical analysis tells you that only 18 of the rock's original uranium-235 remains. How old is the rock? - ANSWER 2100 million years Briefly describe how exponential functions are useful for modeling inflation, environmental and resource issues, physiological processes, and radioactive decay. - ANSWER According to the History 202 syllabus, the first paper is worth 35% of the course grade, the second paper is worth 30% of the course grade, and the final exam is worth 35% of the overall course grade. Beth earns a 77% on the first term paper, an 96% on the second term paper, and a 90% on the final exam. What is her overall course grade? - ANSWER 87.3% Kaylee computed that in order to earn a 4.0 in her journalism course, she needs to earn 107.8 points out of the 110 possible points on the final exam. What is the lowest possible percentage grade she needs to earn on the final exam in order to earn a 4.0 in the course? - ANSWER 98% Through hard training, Frank improved her 10-kilometer running time by 110%. - ANSWER the claim could not be true, because her new running time would be −10% of her previous running time and running times must be positive. The price of tuition has doubled since my parents went to school -- that's a 100% increase in price. - ANSWER The statement makes sense. A 100% increase in price corresponds to a price that is 200% of the original price.