If you can do your homework at a rate of 3 minutes for every problem, how many problems could be done after 4.81 hours? Round to a whole number.

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

Aconstruction worker has rope 9 m long he needs to cut it in pieces that are each 3 /5 m long how many such pieces can he cut without having any rope leftover?

If a is a nonzero real number then the reciprocal of a is