Answer:
160 %
Step-by-step explanation:
percent change is : (new- old)/ old * 100%
(247 - 95)/95 * 100%
160 %
Answer:
x=3
Step-by-step explanation:
2x+3=9 (subtract 3 from both sides)
2x=6 (divide both sides by 2)
x=3
30 min = 30/60 hr = 0.5 hr
d = rt
100 = r*0.5
100/0.5 = r
200 = r
r = 200 mph.
We know that Rate = distance/time
(30 minutes is .5 hour)
Rate=100 mile/.5 hour
Divide and we get:
Rate=200 MPH
(Hint: MPH is Miles per Hour---Per means "for each")
Make sense?
The answer is B, Hope this helps ! :)
Answer:
36 am I wright
because in this case we should always multiply