Answer:
The answer is B. 14.7%.
Step-by-step explanation:
Given:
Estimated time need to complete project
.
Actually time needed
=
h.
Difference between the time
= 
.
So, the percentage error is
.
Therefore, the answer is B. 14.7%.
Answer:



<h3>Carry on learning !! </h3>
The answer is 6(12+7) because the highest common factor of 72 and 42 is 6. (12•6=72 and 6•7=42)
The answer is h=5
if you plug in 5 as h, you get: 15/10+15/5=4 1/2
1 1/2+3=4 1/2