Renee knit a total of 39 centimeters of a scarf over 3 nights. How many nights will renee have to spend knitting in order to knit a total of 65 centimeters of the scarf

Asix-sided die of unknown bias is rolled 20 times, and the number 3 comes up 6 times. in the next three rounds (the die is rolled 20 times in each round), the number 3 comes up 6 times, 5 times, and 7 times. the experimental probability of rolling a 3 is 10 %, which is approximately % more than its theoretical probability. (round off your answers to the nearest integer.)