Question: what must be added to each term of the ratio 7 : 11 , so as to make it equal to 3 : 4 ?
A) 8
B) 7.5
C) 6.5
D) 5
E) 6
Correct answer: d
Grade: 6 | Topic: Ratios and proportions | Difficulty: Medium | Standard: 6.RP.A.1