Answer:
JK got 30 answers correct on a 50 item test.
Step-by-step explanation:
It is given that:
Total items on test = T = 50
Fraction of total items that were answered correctly = 3/5
We simply have to multiply the total number of questions by the fraction of correct answers.
So,
The correct answered number of items are:

Hence,
JK got 30 answers correct on a 50 item test.
Answer:
your answer is : 4/9
~hope you have a great day/night :-) ~
Step-by-step explanation:
It appears that the digit 9 is prepended to each term of the sequence 5^(n-1).
The next two terms will be 5^5 and 5^6, each with 9 prepended: 93125 and 915625.