Larry is planning a party with goodie bags for each attendee. If he wants a ratio of 5 pieces of candy for every 4 stickers, how many pieces of candy does he need for 200 stickers?

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?