Aying tennis, Dylan gets his first serve in play 75% of the time. Describe how you can use 12 index cards to model this situation. Then use

a simulation to predict how many times in the next 20 serves Dylan will get

his first serve in play.

19

.

Tim open up a new saving account with a $50 deposit and plant to deposit $20 per week into the same account.write an expression to represent the total amount in his savings account.

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before

If the probability of an event happening is 65% then the probability this event does not occur?