A pen is placed in front of a concave mirror which has focal length of 20 cm, the image thus formed is real and have size twice of the pen. Then, which of the following is correct statement about the image formed? (i) image will form at a distance 60 cm from the mirror. (ii) magnification is 1. (iii) image will form in the same side as that of the object (pen). (iv) inverted image will be formed.