What style is used for double spacing

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.

The two main ways in which marketers address the competition with their strategies are by satisfying a need better than a competition and by

Given int variables k and total that have already been declared, use a while loop to compute the sum of the squares of the first 50 counting numbers, and store this value in total. thus your code should put 11 + 22 + 33 + + 4949 + 50*50 into total. use no variables other than k and total.