RoyalWolfie RoyalWolfie 30-11-2021 Mathematics contestada A set of stickers contains 4 shamrocks for every 6 rainbows. Which choice contains an equivalent ratio of shamrocks to rainbows? shamrocks : rainbows 1. 2 : 4 2. 6 : 9 3. 1 : 3 4. 8 : 18