Demario is y years old. Kim is 3y+3 years old if demario is 11 years old how old is Kim

Table which ratio is equivalent to 3: 7? 6: 7 3: 21 24: 56 15: 30

What is r i 4.5+10r=-6.5 with work pls

Point r divides in the ratio 1 : 5. if the coordinates of e and f are (4, 8) and (11, 4), respectively, what are the coordinates of r to two decimal places?