Question 13 when 5.5490 x 10^8 is correctly rounded to three significant figures the number becomes

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.

65% of students in your school participate in at least one after school activity. if there are 980 students in you school, how many do not participate in an after school activity?

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11