Atrainer gives his horse, caballo, 7 gallons of water every day from a 57 - gallon container. how many days will caballo receive his full portion of water from the container? on which number day will the trainer need to refill the container of water?

1. according to the internal revenue service, the mean tax refund for the year 2007 was $2,708. assume the standard deviation is $650 and that the amounts refunded follow a normal probability distribution. a. what percent of the refunds are more than $3,000? b. what percent of the refunds are more than $3,000 but less than $4,000? c. what percent of the refunds are less than $2,000?