The answer for this question is c.
Superman is 100 mph
Desperado is 80 mph
there total speed is 180 mph and Superman is 20 mph faster
Multiply (4) (7x8) and you’ll get 7/2
Any equilateral triangle has 3 angles of 60° each as all the angles have to add to 360° and there must be 3 equal sides. As no side length is specified you can make infinitely many different equilateral triangles provided they all have different side lengths.