If the ratio of children to adults is 7:8 and there are 140 children at an amateur surfing competition, how many adults are in attendance?

To qualify for gold status at awesome airlines, One must fly at least 16500 and less than 31500 miles each year.

What is the first quartile of 10, 12, 19, 20, 24, 26, 30, 31, 34, 36

toni can carry 15 lb in her backpack. her lunch weighs 1 lb, her gym clothes weigh 2 lb, and her books weigh 3lb each. how many books can she carry in her backpack?

Cuddles the cat is stuck in a tree (again). Cuddles is 16 feet up in the tree. To make it stable, the ladder must be placed 12 feet away from the base of the tree.

The wait times for a taxi at an airport during a 24-hour period were recorded. Every three hours the average wait time was calculated. The average wait times, in minutes, for the three-hour intervals are shown below.

Simplify the expression 4 (3y-2)

Maya dropped her keys

The distribution of the number of hours of sleep people get per night is unimodal and symmetric with a mean of 6 hours and a standard deviation of 1.5. Using the Empirical Rule, approximately what percentage of people sleep between 6 and 7.

1.08928571429 simplified

The equation sin (40) = b/20 can be used to determine the length of line segment AC