Please question number one and two please ??

If i have a 24 in loaf of bread and i cut it into two pieces one 9 in how long was the other

Cody was 165cm tall on the first day of school this year, which was 10% taller than he was on the first day of school last year.

Which law states that if a conditional is true and its hypothesis is true, then the conclusion is true? a. the law of syllogism c. the law of detachment b. the law of conditional d. the law of deductive reasoning