1.Find the area under the standard normal curve to the left ofz=1.49and to the right ofz=1.11. Round your answer to four decimal places, if necessary.

2.The time spent waiting in the line is approximately normally distributed. The mean waiting time is5minutes and the variance of the waiting time is9. Find the probability that a person will wait for more than 2minutes. Round your answer to four decimal places.

3.The weights of steers in a herd are distributed normally. The standard deviation is300lbs and the mean steer weight is1100lbs. Find the probability that the weight of a randomly selected steer is between769and1580lbs. Round your answer to four decimal places.