at top cruising speed, a mako shark can swim 4 kilometers 1/10 hour. a blue whale can swim 5 kilometers in 1/4 hour. which animal swims faster at top cruising speed ?how much faster?show your work

Acertain standardized? test's math scores have a? bell-shaped distribution with a mean of 520 and a standard deviation of 105. complete parts? (a) through? (c)

Write the fraction 9/50 as a decimal if needed round to the nearest hundredth

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?