Stephen is training for power skating. he skates every 3rd day and lifts weights every 4th day. after how many days will he skate and lift weights on the same day?

Given the choice between receiving $1.000.000 in one month or a single penny-doubled everyday for the period of one month; which option would you choice? show your work to support your answer. (assume that 1 month=30 days)

The circle below is centered at the point (3, 1) and has a radius of length 2. what is the equation?

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters