Calculate the simple interest earned on a deposit of $3,000 at 6% for 5 years.

If 10 men take 18 days to mow 60 acres of grass, how long will 15 men take to mow 80 acres?

F(n + 1) = f(n) – 8. if f(1) = 100, what is f(6)?

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?