Question

suppose in a box of 80 bulbs packed ,the mean number of defects per box is 0.3. the percentage of bulbs without mistake is​

Answer 1

Answer:

Roman number system does not contain the number zero. The roman number system was basically designed to estimate the prices of goods and trading business. So the roman system did not need any value to represent zero. But instead of zero, the word nulla was used by the Romans to specify zero.