Why is 416 composite?

Who to Write a programme for addition of two 100 digit numbers in c language? Which of this is formed by two rays with a common endpiont? How can you tell the age of a ring? How many hours does 300 minutes equal? Why does cardiac output of a 70-year-old person often decrease by 75 percent? 120 of what number is 36? What is ten percent of five dollars? What is the additive identity for rational numbers? How do you find the esrea of a rectangle? When you halve a number that is even is the answer always an odd number? How is heliium 3 dangeorous? What is 5528 x 58? On a number line which numbers are greater? 90 percent of 80? What are 2 consecutive numbers equal 59? How do you find the area of a regular figure? How many weeks has there been in this year so far? How many feet is 2 meters? How far in miles is 10 kilometers? Which shape did archimedies discovered its surface area and volume?