S = d/t
0-2
distance travelled = 2m
time travelled = 2s
speed = 2/2 = 1m/s
2-3
distance travelled = 2.7m
time travelled = 1s
speed = 2.7/1 = 2.7m/s
4-6
distance travelled = 0m
time travelled = 2s
speed = 0/2 = 0m/s (not moving)
Answer:
$4.2=tip value
$32.2=total value
Step-by-step explanation:
to estimate means to round to make it easier and i rounded 27.60 to 28 and 15% of 28 is 4.2, then to find the total value add the tip to the bill cost 4.2+28 to get 32.2 so its around 32.2 dollars
Answer:
2 1/2 or 2.5
Step-by-step explanation:
1/2x +4=9
-4 -4
1/2x= 5
/1/2 /1/2
x= 2 1/2 or 2.5
The correct answer is -3 through -6.