Let the speed for the first 12 mi be x mi/h, the speed for 18 mi was (x+4) mi/h
thus given that
time=distance/speed
the average time will be:
3=(12+18)/(x+x+4)
3=30/(2x+4)
solving for x we get
3(2x+4)=30
6x+6=30
6x=24
x=4 mi/hr
Answer: 12 mi/hr
To find the total different outfits, multiply the quantity of each item together:
10 x 3 x 5 x 8 x 4 = 4,800
Answer: 4,800 different outfits
If feet:
34' 4" - 8' = 26' 4"
if inches: = 33' 8"
Answer:
$3420
Step-by-step explanation:
multiply 95 by 36
Answer: SuLee jumped 2.50 more feet farther than Nate.
Step-by-step explanation: 12.75 - 10.25 = 2.50
