Of one hundred envelopes in a box, one envelope contains a $20 bill, five others each contain a $1 bill, and the rest are empty. find the probability that on the first two draws, envelopes containing money will be drawn.

Hurryyy ! a student is asked to describe the path of a paper airplane that is thrown in the classroom. which statement best describes the path of the paper airplane? a. the paper airplane will move in a straight line, according to newton’s first law of motion. b. the paper airplane will drop straight to the ground once its inertia gives in to the force of gravity. c. the paper airplane will create a curved path toward the floor as it is pulled toward earth’s center. d. the paper airplane will orbit around the desk because it is the object with the largest mass in the room.

Which domain endings indicate websites that are most likely to be reliable sources? check all that apply. sites ending in .net

Sink holes may eventually for to join a. wide valleys b. zone of aeration c. dripstones d. aquifer