Which statement correctly describes a scientific theory A it is excepted as a true indefinitely Bit is based on repeated investigations Cit is equivalent to a scientific law D is acceptance as false

the minimum amperage that the current in this wire would have to have so that its weight is completely supported by the magnetic force due to earth's field, assuming that no other forces except gravity act on it

pecialized keyboards

the old price per ounce is c/4.

the new price per ounce is c/3.6.

the ratio of the old price to the new one is

(c/4)/(c/3.6) = (c/c)×(3.6/4) = 0.9 . . = 9/10 . . "nine tenths" in either form