Question: the ratio between x and y is 7 / 9 ; x is increased by 4 and y is decreased by 4 , what is the ratio between the new values of x and y ?
A) 7 / 9
B) 14 / 9
C) 7 / 18
D) 11 / 13
E) it can not be determined
Correct answer: e
Grade: 7 | Topic: Ratios and proportions | Difficulty: Easy | Standard: 7.RP.A.3