Question

On a biology test, Travis got 29 questions correct but did not pass. On a second attempt, he got 38 questions correct. What was the percent of increase? Round to the nearest tenth of a percent.

Answer 1

Step-by-step explanation:

to find percent increase or change :

big -small ÷ original

Insert:

38-29 ÷ 29

0.31 *rounded

So, it would be a 31% increase.

Hope this helps:)

Answer 2

Answer:
We know that his first attempt he got 29 questions correct, yet he didn’t pass & the second attempt he got 38 questions correct.
So, If i’m not wrong the percentage increase is 10% [Rounded].

Step-by-step explanation:
38 - 29 = 9
9 rounded to the nearest tenth is 10%.
Forgive me if I’m wrong, good luck! ^^