college algebra - please help The half-life for thorium-227 is 18.72 days. The amount A (in grams) of thorium-227 after t days for a 10-gram sample is given by A(t)=10⋅0.5^t/18.72 How long will it take before 4 grams of thorium-227 is left in the sample? Round your answer to the hundredths place. _days

You want brainliest and free points? answer this drivers ed question correctly and i got you scanning the road can be thought of as a a. way to improve your mileage b. way to reduce your mileage c. comprehensive drive test d. systematic search process

Ineed sociology ! 4. are the nacirema from over 60 years ago (1956, when the article was published) largely the same or different from the nacirema of today, with respect to their views of the body and illness? 5. why don’t we recognize right away that miner is talking about “americans”? using miner’s approach, briefly describe a common activity of your choosing, using a perspective of unfamiliarity (e.g., people at a football game, a formal school dance, a concert). article is attached.

The torque output of an engine is usually measured in the units of a rpm b bhp c foot pounds d feet per pound