Software Download Time

Choose 1; if the question can be answered by using one of the statements alone, but cannot be answered using the other statement alone.
Choose 2; if the question can be answered by using either statement alone.
Choose 3; if the question can be answered by using both statements together, but cannot be answered using either statement alone.
Choose 4; if the question cannot be answered even by using both statements together.

What will be the time for downloading software?

1. Transfer rate is 6 Kilobytes per second.
2. The size of the software is 4.5 megabytes.