The map shows the distance in air miles from City A to both City B and City C. Which of the following could be the distance between City B and City C in air miles?

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

If there are 3.281 feet in 1 meter, how many inches are in one centimeter

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.