The sun rises in the east is true, 3x+4=17 could be true because x could be an infinite number of possibilities, and 7x6 does equal 42
It is given that,

Area of the triangle is calculated as,

Thus the base of the given right angled triangle is 8 m.
12/16
If you divide 12 by 4 you get 3 and if you divide 16 by 4 you get 4 so that would be 3/4
that is unsolvable coz no double decimal can be used