Mr. Sam took 1 h 15 min to drive from his home to office. If the distance between his home and office was 50 miles, at what
average speed did Mr. Sam drive?
mph. (mph = mile/hour)
HELP M

Element x decays radioactively with a half life of 8 minutes. if there are 450 grams of element x, how long, to the nearest tenth of a minute, would it take the element to decay to 37 grams?

Two lines that do not intersect are skew. always sometimes or never

What is true about the dilation? it is a reduction with a scale factor between 0 and 1. it is a reduction with a scale factor greater than 1. it is an enlargement with a scale factor between 0 and 1. it is an enlargement with a scale factor greater than 1.