Identify the amount, base, and percent in the problem: 4.8 is what percent of 12?
The amount is 12, the base is 4.8, and the percent is unknown.
O The amount is unknown, the base is 4.8, and the percent is 12%.
O
The amount is unknown, the base is 12, and the percent is 4.8 %.
O The amount is 4.8, the base is 12, and the percent is unknown.