A ball is launched to the right with a horizontal velocity of 16 m/s from the top of a pillar that is 50 m high. How long will it be in the air? How far will it land from the base of the pillar? 1 second, 16 meters

16 seconds, 1 meter

3.2 seconds, 51meters

51 meters, 3.2 seconds

The weights of bags filled by a machine are normally distributed with a standard deviation of 0.05 kilograms and a mean that can be set by the operator. at what level should the mean weight be set if it required that only 1% of the bags weigh less than 9.5 kilograms? round the answer to 2 decimal places.