Not possible
35 is not half of 17.5. It is twice 17.5, so 17.5 is half of 35.
Nothing is always nothing, even if you cut it in half, you still have nothing.
It is a half left side triangle, nothing more, nothing less.
Half Square meter is twice as big as half a meter square.
Two and a half, surely.
Half of 50 is 25 and twice of that is 50. So 50.
1 and a 1/2
It would take approximately 70 hours to walk across the entire surface of the moon at an average walking speed of 3 miles per hour.
There is no special day for half-brothers, much less for half-brothers twice removed (a relationship name that has no meaning).
nothing
It is: 2*0.5*2.5 = 2.5
The diameter of a circle is twice the radius. A radius is half of a diameter.
yes
twice as long as half of it
Not possible
29.2 / 2 is equal to 14.6