Will mark brailiest i need a paragraph explaining Rational Numbers in the Real World involving the four operations with rational numbers.
you don't need to include the 4 operations but if you can that would be great

Find the greatest common factor of -30x 4 yz 3 and 75x 4 z 2.

Last year, a state university received 3,560 applications from boys. of those applications, 35 percent were from boys who lived in other states. part a)how many applications did the university receive from boys who lived in other states? part b)applications to the university from boys represented 40percent of all applications. how many applications did the university receive in all? i don't how to do part b so me and plz tell how you got your answer

What is the correlation coefficient between the variables? round to three decimal places. enter your answer in the box