Aneesha travels at a rate of 50 miles per hour. Morris is traveling 3 feet per second less than Aneesha. Which is the best estimate of the speed Morris is traveling? 1 mile = 5,280 feet 45 miles per hour 46 miles per hour 47 miles per hour 48 miles per hour
(1) Answers
First we need to express Aneesha's speed in feets per second, subtract 3 feets from that, than convert it back to miles per hour and compare with given possible answers. 50 miles/hour = 50 * 5280/3600 = 73.3333 feet/second 3 feets per second slower than that is: 70.3333 feet/second Now to conver that back in miles / hour 70.3333 * 3600/5280 = 47.95 Closest answer is 48 miles per hour.
Add answer
Sign in
Sign up