Hannah practiced the violin for 5 hours over the weekend .she practiced 3/4 of this time on saturday. how many hours did hannah practice

Arestaurant gives out a scratch-off card to every customer. the probability that a customer will win a prize from a scratch-off card is 25%. design and conduct a simulation using random numbers to find the experimental probability that a customer will need more than 3 cards in order to win a prize. justify the model for your simulation, and conduct at least 10 trials.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2

Write a fraction less than 1, which has a denominator of 6 and is greater than 3/4 plz answer !