Respuesta :
Answer:
59 ft/second
Step-by-step explanation:
40 miles / hour
Multiply by the conversion factors
40 miles 5280 ft 1 hour
------------ * -------------- * -----------
hour 1 mile 3600 seconds
Canceling the units
40 * 5280 ft/ 3600 seconds
58.6666666 ft/ second
To the nearest whole number
59 ft/second
Answer:
[tex]\Large \boxed{\mathrm{59 \ feet \ per \ second}}[/tex]
Step-by-step explanation:
40 miles per hour
1 mile = 5280 feet
40 miles = 5280 × 40 = 211200 feet
1 hour = 3600 seconds
[tex]\displaystyle \sf \frac{211200 \ ft}{3600 \ s}[/tex]= 58.666666666... ft/s