Using a calculator how can I work out the cost of something? For example it costs you £20 to buy 3000 pencils. how much does it cost to buy 70,000

Do graduates from uf tend to have a higher income than students at fsu, five years after graduation? a random sample of 100 graduates was taken from both schools. let muf be the population mean salary at uf and let mufsu be the population mean salary at fsu. how should we write the alternative hypothesis?

Which function represents the sequence? f(n)=n+3 f(n)=7n−4 f(n)=3n+7 f(n)=n+7

In a timed typing test lara typed 63 words per minute.estimate the number of words she should be able to type in half in hour show your work