Teacher: Each pack of dvds costs 76 dollars. If there is a discount of 25 dollars on each pack, how much do you have to pay to buy each pack?
Student: If there is a discount of 25 dollars on each pack, then you have to pay 76 - 25 = 55 dollars to buy each pack.

### On a 0 to 1 scale, first extract the arabic numerals for the answer and then rate the Student response from the conversation above based on the following criteria:
Correctness: the answer given should be  exactly  correct
Present the scores in JSON format as follows with both the rating and the extracted answer:
{“ Correctness”:,“ Answer”:}
Please provide scores without commentary.### Avoid using the following keywords: dvds, format, commentary, teacher
user