Refer to this situation for items 49 and 50. There are children playing in the park. If you count them by 5s and 6s, there will be 3 left. 49. What is the least number of children playing in the park?
a. 16
b. 18
c. 21
d. 33 children

50. If the number of children in the park is between 60 and 65, how many children are in the park.
a. 64
b.62
c. 63
d. 61​

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?