Orange blossoms have 5 petals and are some of the most fragrant flowers.
a. a group of f flowers has 40 petals in all. write an equation to find the unknown. then find the unknown.

Astuntman jumping off a 20-m-high building is modeled by the equation h=20-5t^2, where t is the same in seconds. a high-speed camera is ready to film him between 15m and 10m above the ground. for which interval of time should the camera film him?

Use sigma notation to represent the following series for 9 terms.

One file clerk can file 10 folders per minute. a second file clerk can file 11 folders per minute. how many minutes would the two clerks together take to file 672 folders?