Pls with this question: you give 1/3 of a pan of brownies to susan and 1/6 of the brownies to patrick. how much of the pan did you give away?

For what value of jn is mn parallel to kl

The price of an item has been reduced by 30%. the original price was $30. what is the price of the item now ?

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. 2- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis. 3- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in part b?