Joanna and Marie were filling up their 22gallon kiddie pool in the backyard using two pails of water which had capacities of 1.25 gallons and 1.5 gallons. They made a total of 15 round trips filling the pails in the kitchen before dumping the water into the pool. Which matrix equation could be used to determine howr many round trips each girl made? 1. 25 1 5 15 22 ml l \"E H Il | | 1. 25 1.5 \"EH |_| || lI l'bJ CHM |_| 1 1 l l it ii a 2 [a l ill || lI Ml'l MD" Il