5
QuizMultiple Choice
Changing a Scale
Question 5 of 10 • MO-Mathematics 7
Thuy planned for a square table to have a side length of 30 in. but found that it could be a little bigger at 39 in. She found the change of scale below.What is Thuy’s error?
Answer
T
Thuy should have written the ratio as .
T
Thuy should have written the ratio as .
T
Thuy should have divided both numbers by 6.T
Thuy should have divided both numbers by 13.