Kofi estimated that he would run a total of 10 km in 1 h. In 1 h, he actually ran 46 times around a track 0.25 km long, going a total distance of 11.5 km.

What was the percent error in Kofi’s estimate? Round to the nearest tenth of a percent, if necessary.

A.
1.5%

B.
5%

C.
13%

D.
23%

Question

Kofi estimated that he would run a total of 10 km in 1 h. In 1 h, he actually ran 46 times around a track 0.25 km long, going a total distance of 11.5 km.
 
What was the percent error in Kofi’s estimate? Round to the nearest tenth of a percent, if necessary.
 
 
 A.
1.5%
 
 B.
5%
 
 C.
13%
 
 D.
23%

anonymous · Answer

@Le_Asien

anonymous · Answer

well, this was slightly complicated but I believe I got it

anonymous · Answer

100/10= 10
10*11.5=115
100/115=0.87
1-0.87=.13
0.13= 13 %
Got It?

anonymous · Answer

happy with the answer?