Hi
The answer to this question is B 5.02
Hoped I Helped
377 - 144 = 233 and 233 / 2 = 116.5 is the common difference so the 11th term is 260.5
This problem can be solved using proprtions. Once you set up the proportion, the calculations are easy.
Let x = number of pens made in 1 second.
Now, you just cross multiply and solve.
9 = 3x
x = 3
The rate is 3 pens per second.