If a right triangle has legs measuring 6 feet and 8 feet, how long is the hypotenuse?

The distance between two cities is 368 miles. if the scale on the map is 1/4 inch=23 miles, what is the distance between the cities on the map?

Some boys and girls were asked if they had a pet. one third of the group were boys. there were 20 boys. 20% of the girls had a pet. boys with a pet : girls with a pet = 1 : 5 i need to know how many girls there are.

Suppose the equation ||x-a|-b|=2008 has 3 distinct real roots and a not =0. find the value of b.