Final answer:
The product of 0.5 x 0.1 is 0.05, which has two digits after the decimal point.
Step-by-step explanation:
The product of 0.5 x 0.1 is 0.05. The number 0.05 has two digits after the decimal point. To determine the number of digits after the decimal point in a product, count the total number of decimal places in the factors. In this case, both 0.5 and 0.1 have one decimal place, so the product will also have one decimal place.
Learn more about Decimal multiplication