Stella, Roberto, and Candace are putting together small model kits.
Stella can put a kit together a kit in
14 minutes, while it takes Roberto
21 minutes. When all three of them
work together, they can complete
kit in 6 minutes.
How long it will take Candace to put
a kit together if she works alone?

Apiling for a high-rise building is pushed by two bulldozers at exactly the same time. one bulldozer exerts a force of 1250 pounds in a westerly direction. the other bulldozer pushes the piling with a force of 2650 pounds in a northerly direction. what is the direction of the resulting force upon the piling, to the nearest degree? a. 65 n of w b. 25 n of w c. 45 n of w d. 35 n of w