Because the bed won't come to you.

11

Average = Total Sum/Total numbers in case of 3 numbers: 29 = sum/3 , so sum = 87 in case of two numbers 38 = sum/2 so sum = 76, so the 3rd number= 87-76 = 11

6

There are no stairs! It’s a one story house!

They were facing each other.

I have a lot of problems!

First you bring the chicken over. Then you go back without the chicken. Then you bring the chicken food over and take the chicken back. Then bring the fox over leave him there with the chicken food and go get the chicken!

42

Multiples of 6 are being added in the terms.i.e. 24 + 6 = 30 ; 30 + 12= 42 ; 42 + 18=60 and so on

Turn it upside-down.

10 lbs.

Let the weight of bag be x then according to the statement 50/0.5x = x solve this you'll get x=10

The telephone.

13/28

Change the fractions into lowest common denominator, the one having the largest numerator will be the one having the larger fraction.