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