Manny makes dinner using 1 box of pasta and 1 jar of sauce. If pasta is sold in packages of 9 boxes and sauce is sold in packages of 3 jars, what is the least number of dinners that Manny can make without any supplies leftover? The least number of dinners that Manny can make is

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?