Joyce came home late one night to find her neighbor murdered in the kitchen. Which two statements deductively prove that Joyce is innocent of murder? i. Joyce loves to have coffee with her neighbor on Sunday morning. ii. If Joyce works late, she picks up pizza on her way home. iii. All murderers have been to jail. iv. If Joyce picks up pizza after work, then she sleeps at her boyfriend’s house. v. Joyce has never seen a prison cell. a. i and ii b. iii and iv c.iii and v d.ii and iv 2. Which of the following numbers can be used to show that if the product of two integers is positive, their sum is not always positive? a. 5 and 5 b. 5 and -5 c.-5 and -5 d.-1 and 25
Joyce came home late one night to find her neighbor murdered in the kitchen. Which two statements deductively prove that Joyce is innocent of murder?
i. Joyce loves to have coffee with her neighbor on Sunday morning.
ii. If Joyce works late, she picks up pizza on her way home.
iii. All murderers have been to jail.
iv. If Joyce picks up pizza after work, then she sleeps at her boyfriend’s house.
v. Joyce has never seen a prison cell.
a. i and ii b. iii and iv c.iii and v d.ii and iv
2. Which of the following numbers can be used to show that if the product of two integers is positive, their sum is not always positive?
a. 5 and 5 b. 5 and -5 c.-5 and -5 d.-1 and 25
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