For males in a certain town, the systolic blood pressure is normally distributed with a mean of 125 and a standard deviation of 8. Using the empirical rule, what percentage of males in the town have a systolic blood pressure between 109 and 141?

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.

Right triangle xyz has a right angle at vertex y and a hypotenuse that measures 24 cm. angle zxy measures 70º. what is the length of line segment xy? round to the nearest tenth. 8.2 cm 8.7 cm 22.6 m 25.5 cm

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?