Jerry can frame a room in one hour, while Jake takes four hours. How long would it take for them to frame a room working together?

Fractions can be added and subtracted only if they're fractions. a. like b. proper c. improper d. unlike

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Kai walked one and two-thirds of a mile on saturday and four and one-sixth of a mile on sunday. how many miles did kai walk?