Many schools report your GPA on a 4.0 scale. Obtaining this grade at the end of the semester would be the equivalent of getting all A's or perfect scores in all your classes. If you have perfect scores all around then there is no need to use this calculator as your GPA is obviously 4.0.
coral. 1  the hard, variously colored, calcareous skeleton secreted by certain marine polyps. 2  such skeletons collectively, forming reefs, islands, etc. 3  the solitary or colonial polyp that secretes this calcareous skeleton. 4  a reddish yellow; light yellowish red; pinkish yellow.
Coral is a colony of tiny animals that have porous limestone skeletons which can be used for bone repair in humans. Coral reefs are home to about 10% of all the fish that people eat. Coral reefs cover about one-fiftieth of the ocean floor, but about one-quarter of all marine species make reefs their home.