Suppose a laboratory has a 26-gram sample of polonium-210.The half-life of polonium-210 is about days. a. How many half-lives of polonium-210 occur in 276 days? b. How much polonium is left in the sample after 276 days?

Acar travels at an average speed of 56 miles per hour. how long does it take to travel 196 miles

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

Find the value of x. give reasons to justify your solutions! h ∈ ig