If a:b = 2:3 and b:c = 6:5, then a:c?
Question 1
Q1. If a:b = 2:3 and b:c = 6:5, then a:c?
Answer: 4:5
Explanation: Make b equal: a:b:c = 4:6:5 so a:c is 4:5. Work each step carefully; ISSB math rewards accuracy under time pressure.