What is the significant contribution of ancient Greek philosopher Pythagoras

Explanation:

PYTHAGORAS IS MOST FAMOUS FOR HIS IDEAS IN GEOMETRY. HE WAS THE FIRST TO PROPOSE THAT THE SQUARE OF THE HYPOTENUSE [ THE SIDE OF THE TRIANGLE OPPOSITE TO THE RIGHT ANGLE ] IS EQUIVALENT TO THE SUM OF THE SQUARES OF THE OPPOSITE TWO SIDES.

The right answer for this question would be 75 millions. There are approximately 360,000 babies born every day. That is more than twice the number of people who die each day. According to the United Nations, approximately 130 million babies are born on the planet every year. That's why my answer would be 75 millions.