The formula r=2sqrt5L can be used to approximate the speed r, in miles per hour, of a car that has left skid marks[..]

What is the future value of an ordinary annuity of 10000 per year for 4 years at 6%interest Compounded annually ?

the elevation E, in meters, above sea level at which the boiling point of a certain liquid is t degrees Celsius is[..]

One pump can drain a pool in 12 minutes. When a second pump is also used, the pool only takes 10 minutes to drain.[..]

The width of a rectangle is 6 kilometers less than twice its length. If the area of the rectangle is 56 square[..]

A random sample of 100 apples is gathered and the mean diameter is calculated. What is the probability that the[..]

find a polynomial for the perimeter and for the area. l= c+9, w= c

if the sides of a square are lengthened by 8 cm, the area becomes 289 cm^2. find the length of a side of the[..]

in a triangle, find the length of the side not given. b=2, c=sqrt(29)

if a basketball player had a vertical leap of 35 inches, what is his hang time? use the hang-time function v-48t^2