Whats the answer and how so i solve for it?

Simplify the expression 10/11(22z) + (a+5) -1

Is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis.

My hour hand points between the 8 and the 9 in 35 minutes it will be the next hour. what time is it ?