(a)
To find 55% of 262, we just have to multiply. (55% is equivalent to 0.55)

Therefore, 144.1 represents 55% of 262.
(b)
In this case, we have to divide to find the percentage 297.6 represents of 372.

Then, we multiply by 100 to express in percentage.

Therefore, 297.6 represents 80% of 372.