I assume the task is to simplify.

Answer: 
Answer:
61 students
Step-by-step explanation:
When finding the percentage of a number, you can simply cross multiply and divide:
we can remove the percentage symbol…

Now 6100 divided by 100 is:
61
hope this helps!
Answer:
The total number of cubes in each shape will alternate between even and odd.
The length of each shape will alternate between even numbers and odd numbers
Step-by-step explanation:
I have drawn a picture of the cubes below.
The cubes for Step 1 are black.
Those added in Step 2 are pink.
Each step has cubes of a different colour.

The total number of cubes in each shape (Column 4 in the table) alternates between even and odd.
The length of each shape (Column 3 in the table) alternates between even and odd.