Answer:
5.19
Step-by-step explanation:
Remember this whenever rounding. If the digit before you are rounding to is less than 5, you ALWAYS round down. If it is 5 or greater, you ALWAYS round up.
In 5.193,
5 represents the ones
5.1 represents the ones in the tenths column
5.19 represents the ones in the hundredths column
5.193 represent the ones in the thousandths column