Question

You estimate that a small restaurant will serve 430 customers

the first week it is
open.
The actual number of customers the
first week is 400. Find the percent error.

Answer 1

7.5%

Explanation:

30/400→3/40

40÷3=0.075

0.075=7.5%

so the answer is 7.5%

Answer 2

Explanation:

30/430 ≅ 0.07 = 7%